What is Patrick Sims's NPI number?

Patrick Sims's National Provider Identifier (NPI) is 1326155524, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Patrick Sims's specialty?

Patrick Sims is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).

Where is Patrick Sims located?

Patrick Sims's practice location on file with NPPES is 915 Summit Ave, Oconomowoc, WI 53066-3994.

What is Patrick Sims's phone number?

The practice phone number listed in the NPPES registry for Patrick Sims is (262) 569-2300.

Is Patrick Sims's NPI active?

Yes — Patrick Sims's NPI (1326155524) is active in the NPPES registry as of the last update on 2023-03-07.

IndividualActive

Patrick Sims, MD

NPI 1326155524 · Obstetrics & Gynecology Physician · Oconomowoc, WI

Patrick Sims, MD is a Obstetrics & Gynecology Physician provider in Oconomowoc, WI (NPI 1326155524).

Provider details

NPI number: 1326155524
Entity type: Individual
Primary specialty: Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 37767 (WI)

Specialties & taxonomies

Obstetrics & Gynecology PhysicianPrimary207V00000XLicense 37767 (WI)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 index)

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

915 Summit Ave

Oconomowoc, WI 53066-3994

Phone: (262) 569-2300

Fax: (262) 569-2266

Street-level locationGet directions

More WI providers

Mailing address

3301 W Forest Home Ave

Milwaukee, WI 53215-2843

Enumerated: 2006-08-24
Last updated: 2023-03-07

Frequently asked questions

What is Patrick Sims's NPI number?: Patrick Sims's National Provider Identifier (NPI) is 1326155524, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Patrick Sims's specialty?: Patrick Sims is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
Where is Patrick Sims located?: Patrick Sims's practice location on file with NPPES is 915 Summit Ave, Oconomowoc, WI 53066-3994.
What is Patrick Sims's phone number?: The practice phone number listed in the NPPES registry for Patrick Sims is (262) 569-2300.
Is Patrick Sims's NPI active?: Yes — Patrick Sims's NPI (1326155524) is active in the NPPES registry as of the last update on 2023-03-07.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.