Patrick W Diesfeld MD a Professional Corporation
NPI 1598525909 · Obstetrics & Gynecology Physician · Ventura, CA
Patrick W Diesfeld MD a Professional Corporation is a Obstetrics & Gynecology Physician organization in Ventura, CA (NPI 1598525909).
Provider details
- NPI number
- 1598525909
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Patrick Diesfeld, Doctor(805) 648-2717
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
2 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
Other names (DBA / former)
- Doing business as
- Women'S Health Group of Ventura
Registry dates
- Enumerated
- 2024-03-21
- Last updated
- 2025-09-02
- Certified
- 2024-07-02
Frequently asked questions
- What is Patrick W Diesfeld MD a Professional Corporation's NPI number?
- Patrick W Diesfeld MD a Professional Corporation's National Provider Identifier (NPI) is 1598525909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Patrick W Diesfeld MD a Professional Corporation?
- Patrick W Diesfeld MD a Professional Corporation is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Patrick W Diesfeld MD a Professional Corporation located?
- Patrick W Diesfeld MD a Professional Corporation's practice location on file with NPPES is 168 N Brent St Ste 407, Ventura, CA 93003-2824.
- What is Patrick W Diesfeld MD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Patrick W Diesfeld MD a Professional Corporation is (805) 648-2717.
- Who is the authorized official for Patrick W Diesfeld MD a Professional Corporation?
- The authorized official listed on Patrick W Diesfeld MD a Professional Corporation's NPPES record is Patrick Diesfeld, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Patrick W Diesfeld MD a Professional Corporation's NPI active?
- Yes — Patrick W Diesfeld MD a Professional Corporation's NPI (1598525909) is active in the NPPES registry as of the last update on 2025-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.