What is Zachary Bloomgarden's specialty?

Zachary Bloomgarden (NPI 1700892635) is a Medicare-billing provider whose primary specialty is Internal Medicine in New York, NY.

Where does Zachary Bloomgarden practice?

Zachary Bloomgarden practices in New York, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1700892635.

How much does Medicare pay Zachary Bloomgarden?

Zachary Bloomgarden (NPI 1700892635) received approximately $257K in total Medicare Part B payments, serving 443 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1700892635

Zachary BloomgardenMD

PRACTICELAWRENCE SHADEROWFSKY MD PCSee all providers at this practice →

Internal MedicineNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,639

Unique beneficiaries

—

Total services

3,055

Distinct HCPCS

Medicare payment

$256K

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

6,052

Beneficiaries

—

Total drug cost

$2.4M

Distinct drugs

Brand share

45.2%

Top prescribed drugs

Atorvastatin Calcium553 claims

Empagliflozin361 claims

Metformin Hcl310 claims

Semaglutide298 claims

Ezetimibe294 claims

QUALITY · MIPS · 2024

Final MIPS score

80.0

Quality

69.0

Cost

69.8

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.21%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$8K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$4K

Travel and Lodging$2K

Food and Beverage$1K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$4K

Travel and Lodging$2K

Food and Beverage$1K

REFERRAL NETWORK

Where Zachary Bloomgarden'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	256	829
MOUNT SINAI HOSPITAL	28	76
Charles Stacy Neurology · New York, NY	24	174
Marlee Zweifach Registered Dietitian or Nutrition Professional · New York, NY	22	80
LENOX HILL HOSPITAL	19	36
THE NEW YORK AND PRESBYTERIAN HOSPITAL	18	50
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	18	58
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	16	41
ENZO CLINICAL LABS, INC.	15	41
Irwin Leventhal Urology · New York, NY	14	44
Joseph Maklansky Diagnostic Radiology · New York, NY	13	23
NPI 1437138062	11	34

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