What is Peter Darwin's specialty?

Peter Darwin (NPI 1649231481) is a Medicare-billing provider whose primary specialty is Gastroenterology in Baltimore, MD.

Where does Peter Darwin practice?

Peter Darwin practices in Baltimore, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1649231481.

How much does Medicare pay Peter Darwin?

Peter Darwin (NPI 1649231481) received approximately $88K in total Medicare Part B payments, serving 361 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649231481

Peter DarwinMD

PRACTICEUNIVERSITY OF MARYLANDSee all providers at this practice →

GastroenterologyBaltimore, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

454

Unique beneficiaries

—

Total services

488

Distinct HCPCS

Medicare payment

$66K

Peer benchmark

Total Medicare services vs. 343 Gastroenterology providers in MD — below median (cohort median 894).

PRESCRIBING · PART D · 2024

Total Rx claims

129

Beneficiaries

—

Total drug cost

$19K

Distinct drugs

Brand share

61.2%

Top prescribed drugs

Peg3350/Sod Sulf,bicarb,cl/Kcl31 claims

Ursodiol27 claims

Pantoprazole Sodium23 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl18 claims

Lipase/Protease/Amylase17 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$59

Payment records

By payment type

Food and Beverage$59

Top paying entities

Food and Beverage$59

REFERRAL NETWORK

Where Peter Darwin'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF MARYLAND MEDICAL CENTER, LLC	257	701
Malinda Boyd Anesthesiology · Baltimore, MD	57	123
John Pallan Anesthesiology · Baltimore, MD	28	56
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	25	89
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	24	74
Paul Staats Pathology · Baltimore, MD	19	40
Chinwe Ihenatu Anesthesiology · Baltimore, MD	17	32
SHORE HEALTH SYSTEM, INC	16	95
Charles White Diagnostic Radiology · Baltimore, MD	16	45
Jeremy Kaplowitz Anesthesiology · Baltimore, MD	16	33
NAGLE, SHERYL	15	27
NPI 1336133040	13	36

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