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DR. JOHN ROBERT MASCOLA M.D.
NPI 1083790745
Specialist in Bethesda, MD

Active since October 27, 2006
NATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKE, BETHESDA, MD 20889(301) 295-4611 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Robert Mascola M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN ROBERT MASCOLA M.D. (NPI 1083790745) is an individual specialist in Bethesda, Maryland, licensed in California (G59935) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1083790745
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. JOHN ROBERT MASCOLACredential: M.D.
Location AddressNATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKEBethesda, MD 20889-5600
Mailing AddressVaccine Research Center Niaid Nih, 40 Convent Drive, Msc 3015Bethesda, MD 20892-0001 · (301) 594-8487 · Fax (301) 480-2788
Phone(301) 295-4611
Sole ProprietorYes
Enumeration DateOctober 27, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1083790745 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · G59935
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Also ListedMilitary Health Care ProviderTaxonomy 171000000X · License G59935 (CA)
NATIONAL NAVAL MEDICAL CTR, Bethesda, MD 20889
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ERIC J MIANO M.D.
Anesthesiology
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-4455
DAVID RAY TRIBBLE M.D.
Internal Medicine (Infectious Disease)
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-1422
MS. BARBARA R. ECKMAN LCSW
Social Worker (Clinical)
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVE.
BETHESDA, MD 20889
Montgomery County (301) 295-0576
DR. STEPHEN LLOYD LEWIS M.D.
Radiology (Therapeutic Radiology)
NATIONAL NAVAL MEDICAL CTR
BETHESDA, MD 20889
Montgomery County (301) 295-4630
DR. FELICIA LOUISE COLLINS MD, MPH
Pediatrics
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-6168
DR. KATHRYN TIERNEY LINDSEY PH.D.
Psychologist (Clinical)
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVE.
BETHESDA, MD 20889
Montgomery County (301) 319-8945
MR. WILBUR HENRY STAFFORD IDC
Military Health Care Provider (Independent Duty Corpsman)
NATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 319-8704
DR. ILDY MARGARET KATONA M.D.
Pediatrics (Pediatric Rheumatology)
NATIONAL NAVAL MEDICAL CTR, PEDIATRICS
BETHESDA, MD 20889
Montgomery County (301) 295-4000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Mascola's NPI number?

The NPI number for John Mascola is 1083790745. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is John Mascola located?

John Mascola practices at National Naval Medical Ctr 8901 Rockville Pike, Bethesda, MD 20889. The listed phone number is (301) 295-4611.

What is John Mascola's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for John Mascola was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.