Physician

Sivakumar Reddy Munnangi, M.D.

According to 2025 Medicare claims, Sivakumar Munnangi, M.D. (NPI: 1447432463) practices gastroenterology in the Merced, CA market, with the plurality of this provider's patient population coming from Merced, CA. This provider's primary affiliated billing organization is MERCED GASTROENTEROLOGY MEDICAL OFFICE INC (NPI: 1902980675; TIN: 020622031) and primary practice location at 95348-3137.

Munnangi's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,444 traditional Medicare patients, billed 2,907 HCPCS/CPT codes, and received $282,985 in Medicare payments. The top billing code was 45385 (Removal of polyps or growths of large bowel using an endoscope with mechanical snare). Part D data shows 2,617 prescription claims across 1,503 beneficiaries totaling $620,894 in drug costs, led by Xifaxan (Rifaximin). 2017 DME data shows 25 claims. Open Payments data shows 69 records totaling $1,502. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has changed little. Concurrently, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $496,470 to $620,894. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	1,319	3,187	$344,140
2016	1,346	3,222	$319,716
2017	1,623	5,052	$389,402
2018	1,570	4,043	$377,143
2019	1,655	4,435	$458,083
2020	1,340	3,422	$301,309
2021	1,552	4,116	$420,272
2022	1,728	3,986	$349,119
2023	1,763	3,924	$371,598
2024	1,444	2,907	$282,985

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	669	1,268	$496,470
2016	774	1,555	$2,814,126
2017	878	1,830	$2,416,993
2018	838	1,691	$1,135,909
2019	817	1,513	$953,503
2020	750	1,572	$1,047,946
2021	943	1,852	$893,874
2022	1,100	2,078	$574,128
2023	1,386	2,522	$748,355
2024	1,503	2,617	$620,894

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	25	$2,650
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	N/R	N/R	N/R
2024	N/R	N/R	N/R

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
45385	Removal of polyps or growths of large bowel using an endoscope with mechanical snare	195	195	$189
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	621	621	$102
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	265	286	$87
43239	Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	296	304	$69
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	672	809	$62

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Xifaxan	Rifaximin	20	580	$64,297
Linzess	Linaclotide	38	2,580	$46,214
Vemlidy	Tenofovir Alafenamide	29	870	$43,693
Viberzi	Eluxadoline	11	330	$17,964
Sod Sulf-Potass Sulf-Mag Sulf	Sodium, Potassium,mag Sulfates	183	202	$11,703

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	69	$1,502	Gilead Sciences, Inc.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Sivakumar Reddy Munnangi, M.D.?

Tedicare shows public-source Medicare data for Sivakumar Reddy Munnangi, M.D. (NPI 1447432463), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Sivakumar Reddy Munnangi, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Sivakumar Reddy Munnangi, M.D.?

Sivakumar Reddy Munnangi, M.D. is linked to MERCED GASTROENTEROLOGY MEDICAL OFFICE INC (billing NPI 1902980675) in the available physician profile data.

Does Sivakumar Reddy Munnangi, M.D. have Open Payments data?

Sivakumar Reddy Munnangi, M.D. has 69 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.