Sara Gerlach, M.D.
NPI 1669454112 · Emergency Medicine Physician · Madison, WI
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sara Gerlach, M.D. is a Emergency Medicine Physician provider in Madison, WI (NPI 1669454112).
Provider details
- NPI number
- 1669454112
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 45336 (WI)
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
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.
Practice location
Mailing address
Additional practice locations (1)
- 1821 S Stoughton RdMadison, WI 53716-2257Phone: (608) 260-6000Fax: (608) 260-6161
Registry dates
- Enumerated
- 2005-11-18
- Last updated
- 2025-09-11
- Certified
- 2025-09-11
Frequently asked questions
- What is Sara Gerlach's NPI number?
- Sara Gerlach's National Provider Identifier (NPI) is 1669454112, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sara Gerlach's specialty?
- Sara Gerlach is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sara Gerlach located?
- Sara Gerlach's practice location on file with NPPES is 700 S Park St, Madison, WI 53715-1830.
- What is Sara Gerlach's phone number?
- The practice phone number listed in the NPPES registry for Sara Gerlach is (608) 251-6100.
- Does Sara Gerlach accept Medicare?
- Sara Gerlach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sara Gerlach's NPI active?
- Yes — Sara Gerlach's NPI (1669454112) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.