Mark Zanni, M.D
NPI 1215356795 · Hospitalist Physician · Birmingham, AL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Zanni, M.D is a Hospitalist Physician provider in Birmingham, AL (NPI 1215356795).
Provider details
- NPI number
- 1215356795
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD.36966 (AL)
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
12 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
- 2014-04-10
- Last updated
- 2021-02-05
- Certified
- 2021-02-05
Frequently asked questions
- What is Mark Zanni's NPI number?
- Mark Zanni's National Provider Identifier (NPI) is 1215356795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Zanni's specialty?
- Mark Zanni is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Zanni located?
- Mark Zanni's practice location on file with NPPES is 1600 7th Ave S, Birmingham, AL 35233-1711.
- What is Mark Zanni's phone number?
- The practice phone number listed in the NPPES registry for Mark Zanni is (205) 638-9100.
- Does Mark Zanni accept Medicare?
- Mark Zanni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Zanni's NPI active?
- Yes — Mark Zanni's NPI (1215356795) is active in the NPPES registry as of the last update on 2021-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.