Stephanie Grosvenor, D.O.
NPI 1912193640 · Obstetrics & Gynecology Physician · Manitowoc, WI
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Grosvenor, D.O. is a Obstetrics & Gynecology Physician provider in Manitowoc, WI (NPI 1912193640).
Provider details
- NPI number
- 1912193640
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 02006694A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$247 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 835 S Van Buren StGreen Bay, WI 54301-3526Phone: (920) 496-4700
Registry dates
- Enumerated
- 2007-09-17
- Last updated
- 2026-06-03
- Certified
- 2026-06-03
Frequently asked questions
- What is Stephanie Grosvenor's NPI number?
- Stephanie Grosvenor's National Provider Identifier (NPI) is 1912193640, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Grosvenor's specialty?
- Stephanie Grosvenor is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Grosvenor located?
- Stephanie Grosvenor's practice location on file with NPPES is 1650 S 41st St, Manitowoc, WI 54220-7316.
- What is Stephanie Grosvenor's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Grosvenor is (920) 476-6200.
- Does Stephanie Grosvenor accept Medicare?
- Stephanie Grosvenor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Grosvenor's NPI active?
- Yes — Stephanie Grosvenor's NPI (1912193640) is active in the NPPES registry as of the last update on 2026-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.