Michael Mesaros, M.D.
NPI 1952721128 · Internal Medicine Physician · Harrisburg, PA
Michael Mesaros, M.D. is a Internal Medicine Physician provider in Harrisburg, PA (NPI 1952721128).
Provider details
- NPI number
- 1952721128
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD022261E (PA)
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
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
- 2014-04-25
- Last updated
- 2014-04-25
Frequently asked questions
- What is Michael Mesaros's NPI number?
- Michael Mesaros's National Provider Identifier (NPI) is 1952721128, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Mesaros's specialty?
- Michael Mesaros is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Mesaros located?
- Michael Mesaros's practice location on file with NPPES is 5071 Bass Lake Dr, Harrisburg, PA 17111-5858.
- What is Michael Mesaros's phone number?
- The practice phone number listed in the NPPES registry for Michael Mesaros is (717) 645-0974.
- Is Michael Mesaros's NPI active?
- Yes — Michael Mesaros's NPI (1952721128) is active in the NPPES registry as of the last update on 2014-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.