Walter Merrill, M.D.
NPI 1194792267 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Nashville, TN
Walter Merrill, M.D. is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Nashville, TN (NPI 1194792267).
Provider details
- NPI number
- 1194792267
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35-081129 (OH)
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)
- Aa 1214 Medical Center NorthNashville, TN 37232-2102Phone: (615) 343-2959Fax: (601) 984-6451
Registry dates
- Enumerated
- 2006-03-07
- Last updated
- 2020-10-23
- Certified
- 2020-10-23
Frequently asked questions
- What is Walter Merrill's NPI number?
- Walter Merrill's National Provider Identifier (NPI) is 1194792267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Merrill's specialty?
- Walter Merrill is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Merrill located?
- Walter Merrill's practice location on file with NPPES is 3601 the Vanderbilt Clinic, Nashville, TN 37232-2102.
- What is Walter Merrill's phone number?
- The practice phone number listed in the NPPES registry for Walter Merrill is (615) 936-2000.
- Is Walter Merrill's NPI active?
- Yes — Walter Merrill's NPI (1194792267) is active in the NPPES registry as of the last update on 2020-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.