OrganizationActive
John Tkach MD
NPI 1346309796 · Internal Medicine Physician · Calais, ME
John Tkach MD is a Internal Medicine Physician organization in Calais, ME (NPI 1346309796).
Provider details
- NPI number
- 1346309796
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Tkach, Owner and Provider(207) 454-3501
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
5 Lowell St
Suite 6
Calais, ME 04619-1712
Phone: (207) 454-3500
Fax: (207) 454-3503
Street-level locationGet directions
Mailing address
Po Box 116
Calais, ME 04619-0116
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2008-04-10
Frequently asked questions
- What is John Tkach MD's NPI number?
- John Tkach MD's National Provider Identifier (NPI) is 1346309796, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John Tkach MD?
- John Tkach MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Tkach MD located?
- John Tkach MD's practice location on file with NPPES is 5 Lowell St, Calais, ME 04619-1712.
- What is John Tkach MD's phone number?
- The practice phone number listed in the NPPES registry for John Tkach MD is (207) 454-3500.
- Who is the authorized official for John Tkach MD?
- The authorized official listed on John Tkach MD's NPPES record is John Tkach, Owner and Provider. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John Tkach MD's NPI active?
- Yes — John Tkach MD's NPI (1346309796) is active in the NPPES registry as of the last update on 2008-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.