What is David Fishkin's specialty?

David Fishkin (NPI 1639297781) is a Medicare-billing provider whose primary specialty is Gastroenterology in Martinsburg, WV.

Where does David Fishkin practice?

David Fishkin practices in Martinsburg, WV, based on the location reported in the CMS Medicare provider datasets for NPI 1639297781.

How much does Medicare pay David Fishkin?

David Fishkin (NPI 1639297781) received approximately $48K in total Medicare Part B payments, serving 399 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639297781

David FishkinMD

GastroenterologyMartinsburg, WVI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

557

Unique beneficiaries

—

Total services

604

Distinct HCPCS

Medicare payment

$44K

Peer benchmark

Total Medicare services vs. 53 Gastroenterology providers in WV — above median (cohort median 665).

PRESCRIBING · PART D · 2024

Total Rx claims

501

Beneficiaries

—

Total drug cost

$94K

Distinct drugs

Brand share

35.1%

Top prescribed drugs

Pantoprazole Sodium127 claims

Famotidine96 claims

Sodium, Potassium,mag Sulfates66 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl30 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl21 claims

QUALITY · MIPS · 2024

Final MIPS score

95.3

Quality

79.9

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.86%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where David Fishkin'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). 36 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CITY HOSPITAL, INC	454	2,676
MENON, SATISH	91	267
Dimitri Misailidis Diagnostic Radiology · Martinsburg, WV	87	273
Sanjay Saluja Diagnostic Radiology · Roseville, MN	74	211
John Blanco Diagnostic Radiology · Martinsburg, WV	67	199
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	65	275
Christopher Spiess Anesthesiology · Charles Town, WV	63	231
JIMENEZ, HERNANDO	61	147
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	58	166
MCLELLAN, SARAH	47	108
SHENANDOAH VALLEY MEDICAL SYSTEM, INC.	38	134
D'ALAURO, FREDERIC	33	106

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