What is Mitchell Fenster's specialty?

Mitchell Fenster (NPI 1548378573) is a Medicare-billing provider whose primary specialty is Internal Medicine in Valhalla, NY.

Where does Mitchell Fenster practice?

Mitchell Fenster practices in Valhalla, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1548378573.

How much does Medicare pay Mitchell Fenster?

Mitchell Fenster (NPI 1548378573) received approximately $292K in total Medicare Part B payments, serving 417 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1548378573

Mitchell FensterM.D.

PRACTICEMOUNT PLEASANT MEDICAL GROUP, LLPSee all providers at this practice →

Internal MedicineValhalla, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,727

Unique beneficiaries

—

Total services

5,075

Distinct HCPCS

Medicare payment

$284K

Peer benchmark

Total Medicare services vs. 7,864 Internal Medicine providers in NY — top quintile (cohort median 552).

PRESCRIBING · PART D · 2024

Total Rx claims

5,302

Beneficiaries

—

Total drug cost

$368K

Distinct drugs

100

Brand share

17.1%

Top prescribed drugs

Atorvastatin Calcium527 claims

Amlodipine Besylate371 claims

Rosuvastatin Calcium266 claims

Escitalopram Oxalate229 claims

Lisinopril166 claims

QUALITY · MIPS · 2024

Final MIPS score

93.1

Quality

79.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

88.8

Payment adjustment

0.76%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$25

Payment records

By payment type

Food and Beverage$25

Top paying entities

Food and Beverage$25

REFERRAL NETWORK

Where Mitchell Fenster'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WHITE PLAINS HOSPITAL MEDICAL CENTER	201	1,396
John Cappa Podiatry · Valhalla, NY	33	146
Richard Kay Cardiology · Hawthorne, NY	28	103
Steven Silverman Gastroenterology · Valhalla, NY	18	72
THE NEW YORK AND PRESBYTERIAN HOSPITAL	17	87
VISITING NURSE SERVICES IN WESTCHESTER, INC.	15	72
Aleksandr Maksumov Diagnostic Radiology · Bronx, NY	13	32
Rhonda Rubin Internal Medicine · Valhalla, NY	13	41
Frank Taliercio Dermatology · White Plains, NY	12	50
Michael Swirsky Diagnostic Radiology · White Plains, NY	12	60

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