Claire Dugan, MD
NPI 1659832145 · Internal Medicine Physician · New York, NY
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claire Dugan, MD is a Internal Medicine Physician provider in New York, NY (NPI 1659832145).
Provider details
- NPI number
- 1659832145
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 125074161 (IL)
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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 50 | 18 |
| Empagliflozinbrand: Jardiance | 42 | 13 |
| Lisinopril | 38 | 12 |
| Amlodipine Besylate | 30 | 11 |
| Metformin Hcl | 26 | — |
| Losartan Potassium | 23 | — |
| Famotidine |
Practice location
Mailing address
Additional practice locations (1)
- 5841 S Maryland AveChicago, IL 60637-1443Phone: (773) 702-1447
Registry dates
- Enumerated
- 2019-03-27
- Last updated
- 2022-07-15
- Certified
- 2022-07-15
Frequently asked questions
- What is Claire Dugan's NPI number?
- Claire Dugan's National Provider Identifier (NPI) is 1659832145, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claire Dugan's specialty?
- Claire Dugan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Claire Dugan located?
- Claire Dugan's practice location on file with NPPES is 462 1st Ave, New York, NY 10016-9196.
- What is Claire Dugan's phone number?
- The practice phone number listed in the NPPES registry for Claire Dugan is (212) 562-1000.
- Does Claire Dugan accept Medicare?
- Claire Dugan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claire Dugan's NPI active?
- Yes — Claire Dugan's NPI (1659832145) is active in the NPPES registry as of the last update on 2022-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.