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PROVIDER PROFILE · NPI 1649231481

Peter DarwinMD

PRACTICEUNIVERSITY OF MARYLANDSee all providers at this practice →
GastroenterologyBaltimore, MDI
CROSS-REFERENCE

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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
129
Beneficiaries
—
Total drug cost
$19K
Distinct drugs
5
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
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$59
Payment records
3
By payment type
Food and Beverage$59
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
454
Unique beneficiaries
—
Total services
488
Distinct HCPCS
17
Medicare payment
$66K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 343 Gastroenterology providers in MD — below median (cohort median 894).
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
PhysicianPatientsVisits
UNIVERSITY OF MARYLAND MEDICAL CENTER, LLC257701
Malinda Boyd
Anesthesiology · Baltimore, MD
57123
John Pallan
Anesthesiology · Baltimore, MD
2856
Quest Diagnostics Incorporated Md
Clinical Laboratory · Baltimore, MD
2589
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
2474
Paul Staats
Pathology · Baltimore, MD
1940
Chinwe Ihenatu
Anesthesiology · Baltimore, MD
1732
SHORE HEALTH SYSTEM, INC1695
Charles White
Diagnostic Radiology · Baltimore, MD
1645
Jeremy Kaplowitz
Anesthesiology · Baltimore, MD
1633
NAGLE, SHERYL1527
NPI 13361330401336
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.