Physician

Abhik Roy, M.D.

According to 2025 Medicare claims, Abhik Roy, M.D. (NPI: 1235455882) practices gastroenterology in the Oakland-Fremont-Berkeley, CA market, with the plurality of this provider's patient population coming from Alameda, CA. This provider's primary affiliated billing organization is SUTTER BAY MEDICAL FOUNDATION (NPI: 1366898538; TIN: 941156581) and primary practice location at 94705-2067.

Roy's data goes back to 2015 and runs through 2024. For example, in 2019, this provider had 14 traditional Medicare patients, billed 30 HCPCS/CPT codes, and received $2,381 in Medicare payments. 2024 Part D data shows 807 prescription claims across 379 beneficiaries totaling $718,546 in drug costs, led by Stelara (Ustekinumab). No Open Payments records. 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 has fewer than 5 years of reported Medicare Part B carrier billing data, so a reliable trend cannot be assigned. Concurrently, Part D prescription costs have moved sharply higher in recent years, from $457,699 to $718,546. 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	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	14	30	$2,381
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

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	27	97	$457,699
2016	14	52	$115,128
2017	41	54	$10,794
2018	246	354	$65,101
2019	224	402	$66,609
2020	157	326	$86,484
2021	247	509	$154,739
2022	295	578	$130,793
2023	287	592	$463,903
2024	379	807	$718,546

DME Billing Trend

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

No connected DME records

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

Top 5 Part B carrier billing codes in 2024

By total payments.

No connected Part B code-level records for 2024.

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Stelara	Ustekinumab	23	631	$390,130
Humira(Cf) Pen	Adalimumab	13	364	$86,603
Xeljanz	Tofacitinib Citrate	13	390	$64,572
Xifaxan	Rifaximin	11	330	$36,360
Mesalamine	Mesalamine	39	2,954	$16,155

Top 5 DME services in 2024

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

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Abhik Roy, M.D.?

Tedicare shows public-source Medicare data for Abhik Roy, M.D. (NPI 1235455882), 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 Abhik Roy, 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 Abhik Roy, M.D.?

Abhik Roy, M.D. is linked to SUTTER BAY MEDICAL FOUNDATION (billing NPI 1366898538) in the available physician profile data.

Does Abhik Roy, M.D. have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests 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.