Harold Sauer, M.D.
NPI 1598704348 · Reproductive Endocrinology Physician · Bridgeport, CT
Harold Sauer, M.D. is a Reproductive Endocrinology Physician provider in Bridgeport, CT (NPI 1598704348).
Provider details
- NPI number
- 1598704348
- Entity type
- Individual
- Primary specialty
- Reproductive Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301042498 (MI)
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
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
- 2006-06-06
- Last updated
- 2015-08-11
Frequently asked questions
- What is Harold Sauer's NPI number?
- Harold Sauer's National Provider Identifier (NPI) is 1598704348, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Sauer's specialty?
- Harold Sauer is listed in the NPPES registry with a primary specialty of Reproductive Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Harold Sauer located?
- Harold Sauer's practice location on file with NPPES is Bridgeport Hospital, 267 Grand St, Bridgeport, CT 06610.
- What is Harold Sauer's phone number?
- The practice phone number listed in the NPPES registry for Harold Sauer is (203) 384-3000.
- Is Harold Sauer's NPI active?
- Yes — Harold Sauer's NPI (1598704348) is active in the NPPES registry as of the last update on 2015-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.