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SIERRAH MARIE GRIGSBY MD, PHD
NPI 1336840073
General Practice in Bethesda, MD

Active since March 10, 2023PECOS Enrolled
4494 PALMER RD N, BETHESDA, MD 20889(301) 295-4810 Get Directions Write a Review

NPPES record last updated: May 6, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 6, 2026, Jul 8, 2024, Aug 17, 2023 and 1 more (4 updates tracked since 2023).

About Sierrah Marie Grigsby Md, Phd NPPES

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

SIERRAH MARIE GRIGSBY MD, PHD (NPI 1336840073) is an individual general practice provider in Bethesda, Maryland, licensed in Virginia (0101283130) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336840073
Entity TypeIndividualFemale
Primary Taxonomy208D00000X
Provider Legal NameSIERRAH MARIE GRIGSBYCredential: MD, PHD
Location Address4494 PALMER RD NBethesda, MD 20889-0001
Mailing Address4494 Palmer Rd NBethesda, MD 20889-0001
Phone(301) 295-4810
Sole ProprietorNo
Enumeration DateMarch 10, 2023
Last NPPES UpdateMay 6, 20264 updates tracked since enumeration
NPPES CertifiedMay 6, 2026
✔ NPI 1336840073 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
Licenses✔ Licensed in VA · 0101283130✔ Licensed in DC · MD600005436
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
Also ListedMilitary Health Care ProviderTaxonomy 171000000X
4494 PALMER RD N, Bethesda, MD 20889
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sierrah Marie Grigsby Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 16

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

DR. EMILY JOANN VIERA MD
Military Health Care Provider
4494 PALMER RD N
BETHESDA, MD 20889
Montgomery County (301) 295-4810
DR. MELISSA BETH KANG M.D.
Pediatrics
4494 PALMER RD N
BETHESDA, MD 20889
Montgomery County (301) 295-4000
JONATHAN D. HENDERSON M.D.
Emergency Medicine
4494 PALMER RD N
BETHESDA, MD 20889
Montgomery County (301) 295-2737
EDWARD R. SAUTER MD, PHD, M.H.A.
Surgery (Surgical Oncology)
4494 PALMER RD N
BETHESDA, MD 20889
Montgomery County (301) 295-4000
CHRISTINA RUTHERFORD MD
Student in an Organized Health Care Education/Training Program
4494 PALMER RD N
BETHESDA, MD 20889
Montgomery County (301) 295-4000
SOREN ALMA CHRISTENSEN DMD
Dentist
4494 PALMER RD N, ORAL & MAXILLOFACIAL SURGERY
BETHESDA, MD 20889
Montgomery County (850) 368-4944
DR. JACK WILLIAM GEOCARIS DO, MPH
General Practice
4494 PALMER RD N
BETHESDA, MD 20889
Montgomery County (301) 295-4000
ALEXIS PAIGE CHAVEZ
Student in an Organized Health Care Education/Training Program
4494 PALMER RD N
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 Sierrah Grigsby's NPI number?

The NPI number for Sierrah Grigsby is 1336840073. It was assigned to this individual provider in the NPPES registry on March 10, 2023.

Where is Sierrah Grigsby located?

Sierrah Grigsby practices at 4494 Palmer Rd N, Bethesda, MD 20889. The listed phone number is (301) 295-4810.

What is Sierrah Grigsby's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Sierrah Grigsby enrolled in Medicare?

Yes. Sierrah Grigsby is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sierrah Grigsby was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.