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Mark Horton, M.D.
NPI 1376556985 · Ophthalmology Physician · Phoenix, AZ
Mark Horton, M.D. is a Ophthalmology Physician provider in Phoenix, AZ (NPI 1376556985).
Provider details
- NPI number
- 1376556985
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 16242 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
4212 N 16th St
Phoenix Indian Medical Center
Phoenix, AZ 85016-5319
Phone: (602) 263-1511
Fax: (602) 263-1619
Street-level locationGet directions
Mailing address
Po Box 31001-0698
Pasadena, CA 91110-0698
Registry dates
- Enumerated
- 2006-08-14
- Last updated
- 2007-07-09
Frequently asked questions
- What is Mark Horton's NPI number?
- Mark Horton's National Provider Identifier (NPI) is 1376556985, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Horton's specialty?
- Mark Horton is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Horton located?
- Mark Horton's practice location on file with NPPES is 4212 N 16th St, Phoenix, AZ 85016-5319.
- What is Mark Horton's phone number?
- The practice phone number listed in the NPPES registry for Mark Horton is (602) 263-1511.
- Is Mark Horton's NPI active?
- Yes — Mark Horton's NPI (1376556985) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.