IndividualActive
Mark Nichols, MD
NPI 1346298098 · Internal Medicine Physician · Tucson, AZ
Mark Nichols, MD is a Internal Medicine Physician provider in Tucson, AZ (NPI 1346298098).
Provider details
- NPI number
- 1346298098
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 11265 (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
1500 N Wilmot
Rincon Internal Medicine Suite B250
Tucson, AZ 85712
Phone: (520) 721-7886
Fax: (520) 290-0596
Street-level locationGet directions
Mailing address
5055 E Broadway Blvd
Tucson, AZ 85711-3640
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2010-02-26
Frequently asked questions
- What is Mark Nichols's NPI number?
- Mark Nichols's National Provider Identifier (NPI) is 1346298098, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Nichols's specialty?
- Mark Nichols is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Nichols located?
- Mark Nichols's practice location on file with NPPES is 1500 N Wilmot, Tucson, AZ 85712.
- What is Mark Nichols's phone number?
- The practice phone number listed in the NPPES registry for Mark Nichols is (520) 721-7886.
- Is Mark Nichols's NPI active?
- Yes — Mark Nichols's NPI (1346298098) is active in the NPPES registry as of the last update on 2010-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.