What is Michael O'Brien's NPI number?

Michael O'Brien's National Provider Identifier (NPI) is 1649502675, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Michael O'Brien's specialty?

Michael O'Brien is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Michael O'Brien located?

Michael O'Brien's practice location on file with NPPES is 1500 Wild Cat Holw, West Lake Hills, TX 78746-3659.

What is Michael O'Brien's phone number?

The practice phone number listed in the NPPES registry for Michael O'Brien is (512) 327-2296.

Is Michael O'Brien's NPI active?

Yes — Michael O'Brien's NPI (1649502675) is active in the NPPES registry as of the last update on 2010-02-01.

IndividualActive

Michael O'Brien, M.D.

NPI 1649502675 · Specialist · West Lake Hills, TX

Michael O'Brien, M.D. is a Specialist provider in West Lake Hills, TX (NPI 1649502675).

Provider details

NPI number: 1649502675
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: D6511 (TX)

Specialties & taxonomies

SpecialistPrimary174400000XLicense D6511 (TX)
Other Service Providers

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

1500 Wild Cat Holw

West Lake Hills, TX 78746-3659

Phone: (512) 327-2296

Fax: (512) 327-2296

Street-level locationGet directions

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Mailing address