Change Healthcare (CHNG) DEFA14A Additional proxy soliciting materials

Exhibit 99.1

Annex I

Amortization Schedule

[Attached]

Illustrative Calculation

Tax Year	3/31/2020			3/31/2021			3/31/2022			3/31/2023			3/31/2024			3/31/2025			3/31/2026			3/31/2027			3/31/2028			3/31/2029			3/31/2030
Date ITR Paid		7/15/2020			7/15/2021			7/15/2022			7/15/2023			7/15/2024			7/15/2025			7/15/2026			7/15/2027			7/15/2028			7/15/2029			7/15/2030
Years from Transaction		10.9178			11.9178			12.9178			13.9178			14.9205			15.9205			16.9205			17.9205			18.9233			19.9233			20.9233
Applicable AFR		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%
Imputed Interest		4,032,701			4,207,008			4,340,717			3,422,605			3,512,416			2,813,432			2,369,974			2,186,377			1,830,909			1,810,650			1,596,276
Principal		6,990,222			6,531,788			6,078,413			4,348,144			4,067,712			2,983,898			2,310,732			1,966,290			1,523,029			1,397,148			1,145,295
Basis Created		48,269,772			48,269,772			41,943,487			33,086,688			33,086,688			24,410,126			19,730,943			17,631,133			13,967,691			13,619,281			11,393,985
Total Tax Benefits		48,269,772			48,269,772			41,943,487			33,086,688			33,086,688			24,410,126			19,730,943			17,631,133			13,967,691			13,619,281			11,393,985
Imputed Interest		4,821,565			3,453,077			8,239,709			4,340,717			3,422,605			3,512,416			2,813,432			2,369,974			2,186,377			1,830,909			1,810,650
Total Deductions		53,091,336			51,722,849			50,183,196			37,427,404			36,509,292			27,922,541			22,544,375			20,001,106			16,154,068			15,450,190			13,204,634

Blocker TRA Fed & Cons states Page 1 of 2

Illustrative Calculation

Tax Year	3/31/2031			3/31/2032			3/31/2033			3/31/2034			3/31/2035			3/31/2036			3/31/2037			3/31/2038			3/31/2039			3/31/2040			3/31/2041
Date ITR Paid		7/15/2031			7/15/2032			7/15/2033			7/15/2034			7/15/2035			7/15/2036			7/15/2037			7/15/2038			7/15/2039			7/15/2040			7/15/2041
Years from Transaction		21.9233			22.9260			23.9260			24.9260			25.9260			26.9288			27.9288			28.9288			29.9288			30.9315			31.9315
Applicable AFR		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%		4.3	%
Imputed Interest		1,360,719			1,099,328			833,830			566,059			303,545			42,530			6,076			884			131			20			3
Principal		909,728			686,068			486,703			309,524			155,719			20,493			2,754			377			53			7			1
Basis Created		9,339,213			7,238,545			5,260,950			3,383,374			1,645,965			—			—			—			—			—			—
Total Tax Benefits		9,339,213			7,238,545			5,260,950			3,383,374			1,645,965			—			—			—			—			—			—
Imputed Interest		1,596,276			1,360,719			1,099,328			833,830			566,059			303,545			42,530			6,076			884			131			20
Total Deductions		10,935,489			8,599,264			6,360,278			4,217,204			2,212,024			303,545			42,530			6,076			884			131			20

Blocker TRA Fed & Cons states Page 2 of 2

Illustrative Calculation

Tax Year		11/2/2011	3/31/2019			3/31/2020			3/31/2021			3/31/2022			3/31/2023			3/31/2024			3/31/2025			3/31/2026			3/31/2027			3/31/2028			3/31/2029
Year				2019			2020			2021			2022			2023			2024			2025			2026			2027			2028			2029
Months of Amort in Year From Initial Transaction				12.00			12.00			12.00			12.00			12.00			12.00			12.00			12.00			1.00			—			—
Months after year end before payment	13
Months remaining				75.00			63.00			51.00			39.00			27.00			15.00			3.00			(9.00	)		(21.00	)		1.00			1.00
Date ITR Paid				7/15/2019			7/15/2020			7/15/2021			7/15/2022			7/15/2023			7/15/2024			7/15/2025			7/15/2026			7/15/2027			7/15/2028			7/15/2029
Years from Transaction				7.70			8.71			9.71			10.71			11.71			12.71			13.71			14.71			15.71			16.71			17.71
Applicable AFR				1.2	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%
Imputed Interest				594,770.5			1,497,469.9			1,696,633.5			2,114,053.1			2,326,620.2			2,674,844.3			3,144,029.3			3,516,603.1			2,507,312.9			1,184,768.5			905,464.7
Principal				6,179,169			5,806,968			5,821,155			6,485,982			6,438,786			6,724,206			7,225,753			7,427,895			4,889,717			2,141,371			1,522,434

Basis Created

	Date		Year		Amount
		3/31/2017		2017		383,386,250	32,301,217	32,301,217	32,301,217	32,301,217	32,301,217	32,301,217	32,301,217	32,301,217	23,954,708	8,184,340	8,184,340
		3/31/2018		2018
		3/31/2019		2019		4,314,300	545,486	595,075.89	595,076	595,076	595,076	595,076	595,076	198,359	—	—
		3/31/2020		2020		9,090,904		1,333,333	1,454,544.70	1,454,545	1,454,545	1,454,545	1,454,545	484,848	—	—
		3/31/2021		2021		6,179,169			1,078,903	1,078,902.55	1,078,903	1,078,903	1,078,903	784,656	—	—
		3/31/2022		2022		5,806,968				1,252,483	1,252,483.29	1,252,483	1,252,483	797,035	—	—
		3/31/2023		2023		5,821,155				1,027,263	1,369,683.63	1,369,683.63	1,369,684	684,842	—	—
		3/31/2024		2024		6,485,982					1,496,765	1,995,686.63	1,995,687	997,843	—	—
		3/31/2025		2025		6,438,786						2,146,262	2,146,262	2,146,262	—	—
		3/31/2026		2026		6,724,206							4,034,523	2,689,682	—	—
		3/31/2027		2027		7,225,753								7,225,753	—	—
		3/31/2028		2028		7,427,895									7,427,895
		3/31/2029		2029		4,889,717										4,889,717
		3/31/2030		2030		2,141,371											2,141,371
		3/31/2031		2031		1,522,434
		3/31/2032		2032		1,363,192
		3/31/2033		2033		1,302,263
		3/31/2034		2034		1,204,036
		3/31/2035		2035		948,748
		3/31/2036		2036		684,517
		3/31/2037		2037		451,176
ADDITIONAL AMORTIZATION FROM STAND ALONE STATES							10,977	62,317	142,581	298,421	418,461	593,745	863,033	1,048,294	493,667	289,497	117,468
Total Amortization							32,857,679	34,291,942	35,572,321	38,007,907	39,967,133	42,787,600	47,091,412	49,358,791	31,876,270	13,363,554	10,443,178
Imputed Interest from payment made in fiscal year							357,853	889,503	636,718	3,413,712	2,250,990	2,482,435	2,854,103	3,354,814	3,751,138	2,656,621	1,250,667
Total Deductions							33,215,533	35,181,445	36,209,039	41,421,619	42,218,122	45,270,035	49,945,515	52,713,605	35,627,408	16,020,175	11,693,845

Note: The principal payments for 2019 and 2020 will be updated when final payments are determined which could will increase the amount of future amortization and imputed interest amounts in future years

Unblocked - fed + cons states Page 1 of 2

Illustrative Calculation

Tax Year		3/31/2030			3/31/2031			3/31/2032			3/31/2033			3/31/2034			3/31/2035			3/31/2036			3/31/2037			3/31/2038			3/31/2039			3/31/2040			3/31/2041			3/31/2042			Total
Year			2030			2031			2032			2034			2035			2036			2037			2038			2039			2040			2041			2042			2043
Months of Amort in Year From Initial Transaction
Months after year end before payment	13
Months remaining			1.00			1.00			1.00			1.00			1.00			1.00			1.00			1.00			1.00			1.00			1.00			1.00			1.00
Date ITR Paid			7/15/2030			7/15/2031			7/15/2032			7/15/2033			7/15/2034			7/15/2035			7/15/2036			7/15/2037			7/15/2038			7/15/2039			7/15/2040			7/15/2041			7/15/2042
Years from Transaction			18.71			19.71			20.72			21.72			22.72			23.72			24.72			25.72			26.72			27.72			28.72			29.72			30.72
Applicable AFR			2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%		2.7	%
Imputed Interest			868,800.5			886,899.0			874,194.0			732,564.9			560,930.7			391,636.3			220,823.3			54,343.5			11,655.7			2,498.3			534.8			113.6			24.1
Principal			1,363,192			1,302,263			1,204,036			948,748			684,517			451,176			240,535			56,067			11,407			2,322			473			96			19

Basis Created

	Date		Year
		3/31/2017		2017	8,184,340	8,184,340	7,697,025	5,898,544	4,197,978	2,698,394	1,277,735	—	—		—			383,386,251
		3/31/2018		2018														—
		3/31/2019		2019														4,314,300
		3/31/2020		2020														9,090,904
		3/31/2021		2021														6,179,169
		3/31/2022		2022														5,806,968
		3/31/2023		2023														5,821,155
		3/31/2024		2024														6,485,982
		3/31/2025		2025														6,438,786
		3/31/2026		2026														6,724,206
		3/31/2027		2027														7,225,753
		3/31/2028		2028														7,427,895
		3/31/2029		2029														4,889,717
		3/31/2030		2030														2,141,371
		3/31/2031		2031	1,522,434													1,522,434
		3/31/2032		2032		1,363,192												1,363,192
		3/31/2033		2033			1,302,263											1,302,263
		3/31/2034		2034				1,204,036										1,204,036
		3/31/2035		2035					948,748									948,748
		3/31/2036		2036						684,517								684,517
		3/31/2037		2037							451,176	240,535	56,067	11,407	2,322	473	96	761,507
ADDITIONAL AMORTIZATION FROM STAND ALONE STATES					85,963	77,358	72,852	69,587	66,718	62,862	53,806	34,563	339	77	15	0	0	4,862,604
Total Amortization					9,792,737	9,624,890	9,072,140	7,172,167	5,213,444	3,445,773	1,782,717	275,098	56,406	11,483	2,338	473	96	468,581,756
Imputed Interest from payment made in fiscal year					957,540	919,093	937,545	925,788	785,189	613,589	439,393	256,687	54,672	11,734	2,515	535	114	29,802,301
Total Deductions					10,750,277	10,543,983	10,009,685	8,097,955	5,998,633	4,059,362	2,222,110	531,786	111,079	23,218	4,852	1,008	209	451,869,281

Note: The principal payments for 2019 and 2020 will be updated when final payments are determined which could will increase the amount of future amortization and imputed interest amounts in future years

Unblocked - fed + cons states Page 2 of 2