Marc Winiecki, DO
NPI 1205940533 · Family Medicine Physician · Jaffrey, NH
Marc Winiecki, DO is a Family Medicine Physician provider in Jaffrey, NH (NPI 1205940533).
Provider details
- NPI number
- 1205940533
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 14578 (NH)
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
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 235 | 90 |
| Amlodipine Besylate | 163 | 55 |
| Lisinopril | 149 | 67 |
| Metoprolol Succinate | 145 | 51 |
| Losartan Potassium | 140 | 53 |
| Levothyroxine Sodium | 94 | 41 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2011-05-26
Frequently asked questions
- What is Marc Winiecki's NPI number?
- Marc Winiecki's National Provider Identifier (NPI) is 1205940533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Winiecki's specialty?
- Marc Winiecki is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Winiecki located?
- Marc Winiecki's practice location on file with NPPES is 82 Peterborough St, Jaffrey, NH 03452-5860.
- What is Marc Winiecki's phone number?
- The practice phone number listed in the NPPES registry for Marc Winiecki is (603) 532-8775.
- Is Marc Winiecki's NPI active?
- Yes — Marc Winiecki's NPI (1205940533) is active in the NPPES registry as of the last update on 2011-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.