What is Marianne Brown's NPI number?

Marianne Brown's National Provider Identifier (NPI) is 1619408952, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marianne Brown's specialty?

Marianne Brown is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Marianne Brown located?

Marianne Brown's practice location on file with NPPES is 20400 Observation Dr Ste 104, Germantown, MD 20876-4086.

What is Marianne Brown's phone number?

The practice phone number listed in the NPPES registry for Marianne Brown is (301) 540-0445.

Is Marianne Brown's NPI active?

Yes — Marianne Brown's NPI (1619408952) is active in the NPPES registry as of the last update on 2017-03-27.

IndividualActive

Marianne Brown

NPI 1619408952 · Speech-Language Pathologist · Germantown, MD

Marianne Brown is a Speech-Language Pathologist provider in Germantown, MD (NPI 1619408952).

Provider details

NPI number: 1619408952
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000X
Speech, Language and Hearing Service Providers

Profile Score

Established profile(64/100 index)

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

Registry tenure38% of score
9 yrs in NPPES registry
Profile completeness38% of score
83% 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

20400 Observation Dr Ste 104

Germantown, MD 20876-4086

Phone: (301) 540-0445

Street-level locationGet directions

More MD providers

Mailing address

5606 Shields Dr

Bethesda, MD 20817-3571

Enumerated: 2017-03-27
Last updated: 2017-03-27

Frequently asked questions

What is Marianne Brown's NPI number?: Marianne Brown's National Provider Identifier (NPI) is 1619408952, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Marianne Brown's specialty?: Marianne Brown is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
Where is Marianne Brown located?: Marianne Brown's practice location on file with NPPES is 20400 Observation Dr Ste 104, Germantown, MD 20876-4086.
What is Marianne Brown's phone number?: The practice phone number listed in the NPPES registry for Marianne Brown is (301) 540-0445.
Is Marianne Brown's NPI active?: Yes — Marianne Brown's NPI (1619408952) is active in the NPPES registry as of the last update on 2017-03-27.

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