Joan Zinkawich, MD
NPI 1770626335 · Internal Medicine Physician · Londonderry, NH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joan Zinkawich, MD is a Internal Medicine Physician provider in Londonderry, NH (NPI 1770626335).
Provider details
- NPI number
- 1770626335
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 184602-1 (NY)
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
- 2007-02-14
- Last updated
- 2011-11-21
Frequently asked questions
- What is Joan Zinkawich's NPI number?
- Joan Zinkawich's National Provider Identifier (NPI) is 1770626335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Zinkawich's specialty?
- Joan Zinkawich is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joan Zinkawich located?
- Joan Zinkawich's practice location on file with NPPES is 156 Harvey Rd, Londonderry, NH 03053-7449.
- What is Joan Zinkawich's phone number?
- The practice phone number listed in the NPPES registry for Joan Zinkawich is (603) 644-3330.
- Does Joan Zinkawich accept Medicare?
- Joan Zinkawich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joan Zinkawich's NPI active?
- Yes — Joan Zinkawich's NPI (1770626335) is active in the NPPES registry as of the last update on 2011-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.