What is Maryna Seifi's NPI number?

Maryna Seifi's National Provider Identifier (NPI) is 1770061939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Maryna Seifi's specialty?

Maryna Seifi is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Maryna Seifi located?

Maryna Seifi's practice location on file with NPPES is 2551 San Ramon Valley Blvd Ste 107b, San Ramon, CA 94583-1661.

What is Maryna Seifi's phone number?

The practice phone number listed in the NPPES registry for Maryna Seifi is (888) 512-1200.

Is Maryna Seifi's NPI active?

Yes — Maryna Seifi's NPI (1770061939) is active in the NPPES registry as of the last update on 2026-05-12.

IndividualActive

Maryna Seifi

NPI 1770061939 · Specialist · San Ramon, CA

Maryna Seifi is a Specialist provider in San Ramon, CA (NPI 1770061939).

Provider details

NPI number: 1770061939
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Sex: Female
Sole proprietor: No
License: L9552 (CA)

Specialties & taxonomies

SpecialistPrimary174400000XLicense L9552 (CA)
Other Service Providers

Profile Score

Established profile(68/100 index)

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

Registry tenure38% of score
7 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

2551 San Ramon Valley Blvd Ste 107b

San Ramon, CA 94583-1661

Phone: (888) 512-1200

Fax: (888) 487-0030

Street-level locationGet directions

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Mailing address