Holly Ray, D.O.
NPI 1821159534 · Obstetrics & Gynecology Physician · Oshkosh, WI
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Ray, D.O. is a Obstetrics & Gynecology Physician provider in Oshkosh, WI (NPI 1821159534).
Provider details
- NPI number
- 1821159534
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 5101013069 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-12-13
- Last updated
- 2021-12-07
- Certified
- 2021-12-07
Frequently asked questions
- What is Holly Ray's NPI number?
- Holly Ray's National Provider Identifier (NPI) is 1821159534, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Ray's specialty?
- Holly Ray is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Holly Ray located?
- Holly Ray's practice location on file with NPPES is 855 N Westhaven Dr, Oshkosh, WI 54904-7668.
- What is Holly Ray's phone number?
- The practice phone number listed in the NPPES registry for Holly Ray is (920) 303-8700.
- Does Holly Ray accept Medicare?
- Holly Ray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Ray's NPI active?
- Yes — Holly Ray's NPI (1821159534) is active in the NPPES registry as of the last update on 2021-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.