IndividualActive
Gregory Nichols, MD
NPI 1386699510 · Pediatric Cardiology Physician · Tucson, AZ
Gregory Nichols, MD is a Pediatric Cardiology Physician provider in Tucson, AZ (NPI 1386699510).
Provider details
- NPI number
- 1386699510
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 33048 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
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
1501 N Campbell Ave
Tucson, AZ 85724-0001
Phone: (520) 874-7400
Fax: (520) 874-7400
Approximate (ZIP-level) locationGet directions
Mailing address
575 E River Rd
Tucson, AZ 85704-5822
Registry dates
- Enumerated
- 2006-05-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Nichols's NPI number?
- Gregory Nichols's National Provider Identifier (NPI) is 1386699510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Nichols's specialty?
- Gregory Nichols is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Nichols located?
- Gregory Nichols's practice location on file with NPPES is 1501 N Campbell Ave, Tucson, AZ 85724-0001.
- What is Gregory Nichols's phone number?
- The practice phone number listed in the NPPES registry for Gregory Nichols is (520) 874-7400.
- Is Gregory Nichols's NPI active?
- Yes — Gregory Nichols's NPI (1386699510) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.