What is Eric Singman's specialty?

Eric Singman (NPI 1881654804) is a Medicare-billing provider whose primary specialty is Ophthalmology in Baltimore, MD.

Where does Eric Singman practice?

Eric Singman practices in Baltimore, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1881654804.

How much does Medicare pay Eric Singman?

Eric Singman (NPI 1881654804) received approximately $19K in total Medicare Part B payments, serving 202 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1881654804

Eric SingmanMD PHD

OphthalmologyBaltimore, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

254

Unique beneficiaries

—

Total services

269

Distinct HCPCS

Medicare payment

$15K

Peer benchmark

Total Medicare services vs. 447 Ophthalmology providers in MD — bottom quintile (cohort median 2,862).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$2K

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Acetazolamide15 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Eric Singman'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). 18 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CASTORO, CHARLES	43	80
Pradeep Ramulu Ophthalmology · Baltimore, MD	42	95
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	40	88
John Campbell Ophthalmology · Portland, OR	34	76
Guadalupe Villarreal Ophthalmology · Falls Church, VA	34	42
MERCY MEDICAL CENTER INC	31	88
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	27	84
THE UNION MEMORIAL HOSPITAL	23	58
Jessica Chang Ophthalmology · Los Angeles, CA	19	37
Ian Han Ophthalmology · Iowa City, IA	18	53
RICHTER, RONALD	16	33
Roomasa Channa Ophthalmology · Madison, WI	15	21

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