John Keyser, M.D.
NPI 1336146042 · Vascular Surgery Physician · Nashville, TN
John Keyser, M.D. is a Vascular Surgery Physician provider in Nashville, TN (NPI 1336146042).
Provider details
- NPI number
- 1336146042
- Entity type
- Individual
- Primary specialty
- Vascular Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- TN14538 (TN)
Specialties & taxonomies
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
20 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)
- 356 24th Ave NSuite 400Nashville, TN 37203-1514Phone: (615) 329-7887Fax: (615) 340-4537
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2020-10-28
- Certified
- 2020-10-28
Frequently asked questions
- What is John Keyser's NPI number?
- John Keyser's National Provider Identifier (NPI) is 1336146042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Keyser's specialty?
- John Keyser is listed in the NPPES registry with a primary specialty of Vascular Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Keyser located?
- John Keyser's practice location on file with NPPES is 4535 Harding Pike Ste 304, Nashville, TN 37205-2120.
- What is John Keyser's phone number?
- The practice phone number listed in the NPPES registry for John Keyser is (615) 269-9007.
- Is John Keyser's NPI active?
- Yes — John Keyser's NPI (1336146042) is active in the NPPES registry as of the last update on 2020-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.