What is Mara Ostler's NPI number?

Mara Ostler's National Provider Identifier (NPI) is 1063789519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mara Ostler's specialty?

Mara Ostler is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Mara Ostler located?

Mara Ostler's practice location on file with NPPES is 1233 N 30th St, Billings, MT 59101-0127.

What is Mara Ostler's phone number?

The practice phone number listed in the NPPES registry for Mara Ostler is (406) 238-6791.

Is Mara Ostler's NPI active?

Yes — Mara Ostler's NPI (1063789519) is active in the NPPES registry as of the last update on 2011-11-29.

IndividualActive

Mara Ostler, RN

NPI 1063789519 · Registered Nurse · Billings, MT

Mara Ostler, RN is a Registered Nurse provider in Billings, MT (NPI 1063789519).

Provider details

NPI number: 1063789519
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: Yes
License: RN28766 (MT)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN28766 (MT)
Nursing Service Providers

Profile Score

Detailed profile(80/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
14 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

1233 N 30th St

Billings, MT 59101-0127

Phone: (406) 238-6791

Street-level locationGet directions

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Mailing address