What is Marilyn Groot's NPI number?

Marilyn Groot's National Provider Identifier (NPI) is 1588683957, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marilyn Groot's specialty?

Marilyn Groot is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).

Where is Marilyn Groot located?

Marilyn Groot's practice location on file with NPPES is 2520 Honolulu Ave, Montrose, CA 91020-1853.

What is Marilyn Groot's phone number?

The practice phone number listed in the NPPES registry for Marilyn Groot is (818) 248-8648.

Is Marilyn Groot's NPI active?

Yes — Marilyn Groot's NPI (1588683957) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Marilyn Groot, M.A.

NPI 1588683957 · Audiologist · Montrose, CA

Marilyn Groot, M.A. is a Audiologist provider in Montrose, CA (NPI 1588683957).

Provider details

NPI number: 1588683957
Entity type: Individual
Primary specialty: AudiologistSpeech, Language and Hearing Service Providers
Credential: M.A.
Sex: Female
Sole proprietor: Yes
License: AU1624 (CA)

Specialties & taxonomies

AudiologistPrimary231H00000XLicense AU1624 (CA)
Speech, Language and Hearing Service Providers

Profile Score

Detailed profile(91/100 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

2520 Honolulu Ave

Suite 180

Montrose, CA 91020-1853

Phone: (818) 248-8648

Fax: (818) 248-7928

Street-level locationGet directions

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Mailing address