Carl Nichols, M.D.
NPI 1669707212 · Endocrinology, Diabetes & Metabolism Physician · Amarillo, TX
Carl Nichols, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Amarillo, TX (NPI 1669707212).
Provider details
- NPI number
- 1669707212
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D4536 (TX)
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
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2009-10-14
- Last updated
- 2026-05-03
Frequently asked questions
- What is Carl Nichols's NPI number?
- Carl Nichols's National Provider Identifier (NPI) is 1669707212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carl Nichols's specialty?
- Carl Nichols is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Carl Nichols located?
- Carl Nichols's practice location on file with NPPES is 2200 S Hayden St, Amarillo, TX 79109-2206.
- What is Carl Nichols's phone number?
- The practice phone number listed in the NPPES registry for Carl Nichols is (806) 433-9345.
- Is Carl Nichols's NPI active?
- Yes — Carl Nichols's NPI (1669707212) is active in the NPPES registry as of the last update on 2026-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.