Susan Ratzan, MD
NPI 1801861208 · Pediatric Endocrinology Physician · Hartford, CT
Susan Ratzan, MD is a Pediatric Endocrinology Physician provider in Hartford, CT (NPI 1801861208).
Provider details
- NPI number
- 1801861208
- Entity type
- Individual
- Primary specialty
- Pediatric Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 019448 (CT)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-02-20
- Last updated
- 2022-04-13
- Certified
- 2022-04-13
Frequently asked questions
- What is Susan Ratzan's NPI number?
- Susan Ratzan's National Provider Identifier (NPI) is 1801861208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Ratzan's specialty?
- Susan Ratzan is listed in the NPPES registry with a primary specialty of Pediatric Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Ratzan located?
- Susan Ratzan's practice location on file with NPPES is 282 Washington St, Hartford, CT 06106-3322.
- What is Susan Ratzan's phone number?
- The practice phone number listed in the NPPES registry for Susan Ratzan is (860) 545-9370.
- Is Susan Ratzan's NPI active?
- Yes — Susan Ratzan's NPI (1801861208) is active in the NPPES registry as of the last update on 2022-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.