OrganizationActive
Robert I Ostroff MD Inc
NPI 1215099619 · General Acute Care Hospital · Petaluma, CA
Robert I Ostroff MD Inc is a General Acute Care Hospital organization in Petaluma, CA (NPI 1215099619).
Provider details
- NPI number
- 1215099619
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Organization subpart
- No
- Authorized official
- Mary Ann Pises, Business Manager(707) 778-7862
- License
- G23046 (CA)
Specialties & taxonomies
Hospitals
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
400 N Mcdowell Blvd
Petaluma, CA 94954-2339
Phone: (707) 778-1111
Street-level locationGet directions
Mailing address
1310 Commerce St
Petaluma, CA 94954-1469
Registry dates
- Enumerated
- 2006-12-14
- Last updated
- 2007-07-17
Frequently asked questions
- What is Robert I Ostroff MD Inc's NPI number?
- Robert I Ostroff MD Inc's National Provider Identifier (NPI) is 1215099619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Robert I Ostroff MD Inc?
- Robert I Ostroff MD Inc is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is Robert I Ostroff MD Inc located?
- Robert I Ostroff MD Inc's practice location on file with NPPES is 400 N Mcdowell Blvd, Petaluma, CA 94954-2339.
- What is Robert I Ostroff MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Robert I Ostroff MD Inc is (707) 778-1111.
- Who is the authorized official for Robert I Ostroff MD Inc?
- The authorized official listed on Robert I Ostroff MD Inc's NPPES record is Mary Ann Pises, Business Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Robert I Ostroff MD Inc's NPI active?
- Yes — Robert I Ostroff MD Inc's NPI (1215099619) is active in the NPPES registry as of the last update on 2007-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.