Michael Iannessa, M.D.
NPI 1083633580 · Addiction Medicine (Internal Medicine) Physician · Plymouth, MA
Michael Iannessa, M.D. is a Addiction Medicine (Internal Medicine) Physician provider in Plymouth, MA (NPI 1083633580).
Provider details
- NPI number
- 1083633580
- Entity type
- Individual
- Primary specialty
- Addiction Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 52862 (MA)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2012-05-31
Frequently asked questions
- What is Michael Iannessa's NPI number?
- Michael Iannessa's National Provider Identifier (NPI) is 1083633580, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Iannessa's specialty?
- Michael Iannessa is listed in the NPPES registry with a primary specialty of Addiction Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Iannessa located?
- Michael Iannessa's practice location on file with NPPES is 1233 State Rd, Plymouth, MA 02360-5133.
- What is Michael Iannessa's phone number?
- The practice phone number listed in the NPPES registry for Michael Iannessa is (508) 224-7701.
- Is Michael Iannessa's NPI active?
- Yes — Michael Iannessa's NPI (1083633580) is active in the NPPES registry as of the last update on 2012-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.