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Michael Sivulich, MD
NPI 1639155393 · Gastroenterology Physician · Lewiston, ME
Michael Sivulich, MD is a Gastroenterology Physician provider in Lewiston, ME (NPI 1639155393).
Provider details
- NPI number
- 1639155393
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 11922 (ME)
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
93 Campus Ave
Lewiston, ME 04240-6030
Phone: (207) 755-3636
Fax: (207) 755-3652
Street-level locationGet directions
Mailing address
Po Box 7291
Lewiston, ME 04243-7291
Registry dates
- Enumerated
- 2005-12-15
- Last updated
- 2014-12-30
Frequently asked questions
- What is Michael Sivulich's NPI number?
- Michael Sivulich's National Provider Identifier (NPI) is 1639155393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Sivulich's specialty?
- Michael Sivulich is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Sivulich located?
- Michael Sivulich's practice location on file with NPPES is 93 Campus Ave, Lewiston, ME 04240-6030.
- What is Michael Sivulich's phone number?
- The practice phone number listed in the NPPES registry for Michael Sivulich is (207) 755-3636.
- Is Michael Sivulich's NPI active?
- Yes — Michael Sivulich's NPI (1639155393) is active in the NPPES registry as of the last update on 2014-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.