What is David Greenblum's specialty?

David Greenblum (NPI 1467462713) is a Medicare-billing provider whose primary specialty is Psychiatry in Kensington, MD.

Where does David Greenblum practice?

David Greenblum practices in Kensington, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1467462713.

How much does Medicare pay David Greenblum?

David Greenblum (NPI 1467462713) received approximately $24K in total Medicare Part B payments, serving 54 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1467462713

David GreenblumMD

PsychiatryKensington, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

202

Distinct HCPCS

Medicare payment

$12K

Peer benchmark

Total Medicare services vs. 475 Psychiatry providers in MD — above median (cohort median 291).

PRESCRIBING · PART D · 2024

Total Rx claims

1,762

Beneficiaries

—

Total drug cost

$380K

Distinct drugs

Brand share

19.5%

Top prescribed drugs

Quetiapine Fumarate161 claims

Sertraline Hcl118 claims

Buprenorphine Hcl/Naloxone Hcl112 claims

Clonazepam99 claims

Trazodone Hcl89 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where David Greenblum'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). 3 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SUBURBAN HOSPITAL, INC.	50	96
Surendra Kandel Psychiatry · Winchester, VA	25	49
American Health S, Llc Clinical Laboratory · Davie, FL	15	63

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Laboratory Corporation Of America Holdings Clinical Laboratory · Burlington, NC	21	122
SUBURBAN HOSPITAL, INC.	19	38
Surendra Kandel Psychiatry · Winchester, VA	14	28
Lifestar Response Of Maryland, Inc Ambulance Service Provider · Annapolis Junction, MD	14	18
Harwant Gill Psychiatry & Neurology · Stroudsburg, PA	13	46
CALLOWAY LABORATORIES INC.	12	132
Rosario Nunez Brito Psychiatry & Neurology · Washington, DC	11	32

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