DR. HAROLD JOSEPH GELFAND (M.D.) – Anesthesiology Physician, NPI 1730180100

DR. HAROLD JOSEPH GELFAND (M.D.) is a healthcare provider. based in Rockville, Maryland. specializing in Anesthesiology Physician. They hold the professional credentials M.D.. They hold a License No. D0071518 (MD). The NPI Number for DR. HAROLD JOSEPH GELFAND (M.D.) is 1730180100

Main info

Male
Sole Proprietor
19 Years Of Experience
Accepts Medicare Assignment
Name
DR. HAROLD JOSEPH GELFAND (M.D.)
NPI
1730180100
Phone
(757) 694-1034
Address
4417 HAVERFORD DR
Enumeration Date
9 August 2005
Last Update Date
1 March 2012

Doctor Profile

Medical School Name
EASTERN VIRGINIA MEDICAL SCHOOL
Secondary Phone
-
Graduation Year
2007 (19 years ago)
PAC ID
2860640661
Group Practice PAC ID
8921903147
Professional Enrollment ID
I20141003000889
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for DR. HAROLD JOSEPH GELFAND (M.D.)

  • 4417 HAVERFORD DR

    ROCKVILLE, MD 208531830

    Phone: (757) 694-1034

    Type: Mailing

  • WRNMMC DEPT OF ANESTHESIOLOGY

    8901 WISCONSIN AVE

    BETHESDA, MD 208890001

    Phone: (301) 295-4455

    Fax: (301) 295-5063

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 20853)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8921903147View full group profile
NameSpecialtyState
Internal MedicineMD
O T O L A R Y N G O L O G YTX
Clinical PsychologistMD
Physician AssistantMD
Physician AssistantMD
O P H T H A L M O L O G YMD
Pulmonary Disease, Internal MedicineMD
A N E S T H E S I O L O G YMD
-MD
Emergency Medicine, Internal MedicineMD

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Frequently asked questions

What number should I use to identify DR. HAROLD JOSEPH GELFAND (M.D.) for billing?
Administrative and clinical systems typically use NPI 1730180100 for DR. HAROLD JOSEPH GELFAND (M.D.).
Is DR. HAROLD JOSEPH GELFAND (M.D.) currently accepting referrals based on NPI status?
Registry metadata lists DR. HAROLD JOSEPH GELFAND (M.D.) as active.
Which specialty label fits DR. HAROLD JOSEPH GELFAND (M.D.)?
NPPES ties DR. HAROLD JOSEPH GELFAND (M.D.) to Anesthesiology Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
Can patients visit DR. HAROLD JOSEPH GELFAND (M.D.) in Rockville, Maryland?
For routing, start with Rockville, Maryland for DR. HAROLD JOSEPH GELFAND (M.D.), then verify phone and hours locally.
Why is information missing for DR. HAROLD JOSEPH GELFAND (M.D.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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