Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Pamela Dawn Barstow, FNP-BC

Family Nurse Practitioner in Reston, VA · enumerated 2015 · practices at Loudoun Medical Group, PC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1821470246

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Registry record

Entity type Individual (Type 1)

Name Mrs. Pamela Dawn Barstow

Credential FNP-BC

Sex Female

Practice address 1800 Town Center Drive Suite 220, Reston, VA, 20190

Phone (703) 435-2555

Fax (571) 926-8910

Enumeration date Jun 22, 2015

Last updated in NPPES Apr 22, 2024

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License RN212817 (GA) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 0024174753 (VA) Primary

Other identifiers

Identifier	Type	State	Issuer
1821470246	Medicaid	VA	-
30016639740004	Medicaid	VA	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Pamela Barstow?

The National Provider Identifier (NPI) for Pamela Barstow is 1821470246, a Type 1 (individual) record in the CMS NPPES registry.

Where does Pamela Barstow practice?

The practice location on file with NPPES is in Reston, VA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Camilla Hersh Obstetrics & Gynecology Physician · Reston, VA NPI 1114996071 Astrid Von Walter Obstetrics & Gynecology Physician · Reston, VA NPI 1194977470 Mary Frickel Family Nurse Practitioner · Reston, VA NPI 1053556175 Margaret King Obstetrics & Gynecology Nurse Practitioner · Reston, VA NPI 1811215023 Loudoun Medical Group, PC Obstetrics & Gynecology Physician · Reston, VA NPI 1447684279

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-22.