John Williamson, M.D.
NPI 1518025816 · Obstetrics & Gynecology Physician · Morristown, TN
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Williamson, M.D. is a Obstetrics & Gynecology Physician provider in Morristown, TN (NPI 1518025816).
Provider details
- NPI number
- 1518025816
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 29482 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 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 (3)
- 910 Wallace Ave Ste 302Leitchfield, KY 42754-2418Phone: (270) 259-2700Fax: (270) 259-2717
- 165 Westmoreland StHarrogate, TN 37752-8202Phone: (423) 869-7193Fax: (423) 869-7195
- 105 W Park DrKingsport, TN 37660-3805Phone: (423) 224-3220Fax: (423) 224-3220
Registry dates
- Enumerated
- 2006-12-05
- Last updated
- 2026-05-14
- Certified
- 2026-05-14
Frequently asked questions
- What is John Williamson's NPI number?
- John Williamson's National Provider Identifier (NPI) is 1518025816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Williamson's specialty?
- John Williamson is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is John Williamson located?
- John Williamson's practice location on file with NPPES is 609 Mcfarland St, Morristown, TN 37814-3976.
- What is John Williamson's phone number?
- The practice phone number listed in the NPPES registry for John Williamson is (423) 492-7125.
- Does John Williamson accept Medicare?
- John Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Williamson's NPI active?
- Yes — John Williamson's NPI (1518025816) is active in the NPPES registry as of the last update on 2026-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.