What is Subhransu Ray's specialty?

Subhransu Ray (NPI 1578597878) is a Medicare-billing provider whose primary specialty is Ophthalmology in Walnut Creek, CA.

Where does Subhransu Ray practice?

Subhransu Ray practices in Walnut Creek, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1578597878.

How much does Medicare pay Subhransu Ray?

Subhransu Ray (NPI 1578597878) received approximately $2.7M in total Medicare Part B payments, serving 1,133 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1578597878

Subhransu RayM.D., PH.D.

PRACTICEBAY AREA RETINA ASSOCIATES, MEDICAL GROUPSee all providers at this practice →

OphthalmologyWalnut Creek, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,176

Unique beneficiaries

—

Total services

24,971

Distinct HCPCS

Medicare payment

$2.6M

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

202

Beneficiaries

—

Total drug cost

$11K

Distinct drugs

Brand share

37.6%

Top prescribed drugs

Prednisolone Acetate82 claims

Moxifloxacin Hcl60 claims

Ketorolac Tromethamine21 claims

Brimonidine Tartrate/Timolol16 claims

Loteprednol Etabonate12 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

100.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$3K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3K

Food and Beverage$931

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3K

Food and Beverage$931

REFERRAL NETWORK

Where Subhransu Ray's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Vineet Batra Ophthalmology · San Leandro, CA	37	103
CONTRA COSTA COUNTY	26	91
SUTTER EAST BAY HOSPITALS	16	26
ALAMEDA HEALTH SYSTEM	11	24
Janice Moyer Ophthalmology · San Leandro, CA	11	25
481 Asc Project Llc Ambulatory Surgical Center · Oakland, CA	11	15

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events