What is Michael Gerdis's specialty?

Michael Gerdis (NPI 1871567925) is a Medicare-billing provider whose primary specialty is Gastroenterology in Yonkers, NY.

Where does Michael Gerdis practice?

Michael Gerdis practices in Yonkers, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1871567925.

How much does Medicare pay Michael Gerdis?

Michael Gerdis (NPI 1871567925) received approximately $88K in total Medicare Part B payments, serving 397 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871567925

Michael GerdisMD

PRACTICEDOC MEDICAL PRACTICE OF BRONXSee all providers at this practice →

GastroenterologyYonkers, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

891

Unique beneficiaries

—

Total services

1,007

Distinct HCPCS

Medicare payment

$86K

Peer benchmark

Total Medicare services vs. 1,360 Gastroenterology providers in NY — above median (cohort median 521).

PRESCRIBING · PART D · 2024

Total Rx claims

3,202

Beneficiaries

—

Total drug cost

$101K

Distinct drugs

Brand share

11.6%

Top prescribed drugs

Atorvastatin Calcium378 claims

Famotidine376 claims

Omeprazole215 claims

Losartan Potassium211 claims

Levothyroxine Sodium179 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 Michael Gerdis'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Rajeev Sindhwani Cardiology · Yonkers, NY	193	998
MOUNT SINAI HOSPITAL	150	469
WHITE PLAINS HOSPITAL MEDICAL CENTER	35	124
Jyoti Kini Internal Medicine · Bronx, NY	32	194
NPI 1154394526	24	68
Sol Usher Urology · White Plains, NY	22	50
Eva Polar Internal Medicine · Eastchester, NY	17	50
Pathology Solutions Llc Clinical Laboratory · Eatontown, NJ	17	25
NEW YORK-PRESBYTERIAN/LAWRENCE HOSPITAL	12	34
Swati Phirke Physical Therapist in Private Practice · Hartsdale, NY	12	91
Vivian Hirshaut Ophthalmology · Hartsdale, NY	11	27

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