OrganizationActive
Jeffrey Jay Cowan MD Inc & Heather Miller MD Inc a General Partnership
NPI 1104150606 · Obstetrics & Gynecology Physician · Torrance, CA
Provider details
- NPI number
- 1104150606
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jeffrey Cowan, President(310) 792-3914
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
4201 Torrance Blvd
600
Torrance, CA 90503-4504
Phone: (310) 540-5503
Street-level locationGet directions
Mailing address
4201 Torrance Blvd
Torrance, CA 90503-4504
Other names (DBA / former)
- Doing business as
- Womens Healthcare Specialty Group
Registry dates
- Enumerated
- 2009-09-30
- Last updated
- 2010-01-14
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.