Carolyn Mason, M.D.
NPI 1588806137 · Obstetrics & Gynecology Physician · Manassas, VA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carolyn Mason, M.D. is a Obstetrics & Gynecology Physician provider in Manassas, VA (NPI 1588806137).
Provider details
- NPI number
- 1588806137
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101253596 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 9304 Forest Point CirManassas, VA 20110-4700Phone: (703) 368-1969Fax: (703) 369-4164
Registry dates
- Enumerated
- 2009-03-28
- Last updated
- 2023-07-18
- Certified
- 2023-07-18
Frequently asked questions
- What is Carolyn Mason's NPI number?
- Carolyn Mason's National Provider Identifier (NPI) is 1588806137, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carolyn Mason's specialty?
- Carolyn Mason is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Carolyn Mason located?
- Carolyn Mason's practice location on file with NPPES is 8700 Sudley Rd, Manassas, VA 20110-4418.
- What is Carolyn Mason's phone number?
- The practice phone number listed in the NPPES registry for Carolyn Mason is (703) 369-8000.
- Does Carolyn Mason accept Medicare?
- Carolyn Mason is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carolyn Mason's NPI active?
- Yes — Carolyn Mason's NPI (1588806137) is active in the NPPES registry as of the last update on 2023-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.