Physician

Pattabiraman Balam Iyer, M.D.

According to 2025 Medicare claims, Pattabiraman Iyer, M.D. (NPI: 1083616817) practices family practice in the Merced, CA market, with the plurality of this provider's patient population coming from Merced, CA. Iyer uses personal NPI as billing NPI and primary practice location at 95322-1143.

Iyer's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 556 traditional Medicare patients, billed 16,671 HCPCS/CPT codes, and received $315,973 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 12,364 prescription claims across 561 beneficiaries totaling $2,100,230 in drug costs, led by Ozempic (Semaglutide). DME data shows 845 claims. Open Payments data shows 11 records totaling $205. 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 have moved sharply higher in recent years, from $1,047,176 to $2,100,230. In contrast, DME billing represents a smaller volume and moved sharply higher in recent years, from $33,179 to $44,121.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	371	51,336	$361,732
2016	383	51,054	$341,600
2017	426	64,552	$362,079
2018	477	74,251	$453,296
2019	517	69,873	$418,174
2020	542	65,196	$337,962
2021	579	40,870	$407,344
2022	565	14,000	$361,795
2023	554	14,481	$364,497
2024	556	16,671	$315,973

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	336	8,382	$1,047,176
2016	351	8,864	$1,166,121
2017	370	8,815	$1,140,013
2018	424	9,238	$955,067
2019	448	9,902	$1,019,076
2020	481	10,991	$1,322,604
2021	504	10,934	$1,457,374
2022	541	11,407	$1,819,785
2023	561	11,975	$2,220,508
2024	561	12,364	$2,100,230

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	313	689	$21,937
2016	260	722	$17,208
2017	164	603	$11,700
2018	183	643	$12,225
2019	260	786	$15,709
2020	344	899	$23,475
2021	318	798	$34,161
2022	274	762	$25,025
2023	345	891	$42,752
2024	299	845	$34,001

* / # = 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
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	436	814	$73
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	531	2,345	$60
36415	Insertion of needle into vein for collection of blood sample	513	1,489	$9
85025	Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	497	1,135	$8
81001	Manual urinalysis test with examination using microscope, automated	368	567	$3

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	244	7,816	$251,554
Mounjaro	Tirzepatide	206	6,390	$227,300
Rybelsus	Semaglutide	113	4,770	$142,403
Rinvoq	Upadacitinib	16	660	$130,309
Tymlos	Abaloparatide	46	1,380	$122,822

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	25	$9,494
A7031	Face mask interface, replacement for full face mask, each	N	19	48	$3,798
A7030	Full face mask used with positive airway pressure device, each	N	18	47	$3,749
E0601	Continuous positive airway pressure (cpap) device	Y	15	96	$2,749
A7032	Cushion for use on nasal mask interface, replacement only, each	N	13	25	$2,290

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	11	$205	Bayer Healthcare Pharmaceuticals 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 Pattabiraman Balam Iyer, M.D.?

Tedicare shows public-source Medicare data for Pattabiraman Balam Iyer, M.D. (NPI 1083616817), 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 Pattabiraman Balam Iyer, 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 Pattabiraman Balam Iyer, M.D.?

A separate primary affiliated billing organization is not shown for this profile in the available data.

Does Pattabiraman Balam Iyer, M.D. have Open Payments data?

Pattabiraman Balam Iyer, M.D. has 11 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.