DR. MARY RACHEL BRINKER D.M.D.
NPI 1447439153
Dentist - Periodontics in Mill Valley, CA

Q: What is Mary Brinker's NPI number?

The NPI number for Mary Brinker is 1447439153. It was assigned to this individual provider in the NPPES registry on October 30, 2007.

Q: What is Mary Brinker's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

Q: Is Mary Brinker enrolled in Medicare?

No. Mary Brinker has opted out of Medicare through October 18, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Mary Brinker was last updated on December 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 30, 2007Opted out of Medicare · through Oct 18, 2027

655 REDWOOD HWY FRONTAGE RD STE 110, MILL VALLEY, CA 94941(415) 389-9600(415) 389-4999 Get Directions Write a Review

NPPES record last updated: December 13, 2023. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About Dr. Mary Rachel Brinker D.m.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARY RACHEL BRINKER D.M.D. (NPI 1447439153) is an individual periodontics provider in Mill Valley, California, licensed in California (56005) and active in the NPI registry since October 2007. She has opted out of Medicare through October 18, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1447439153

Entity TypeIndividualFemale

Primary Taxonomy1223P0300X

Provider Legal NameDR. MARY RACHEL BRINKERCredential: D.M.D.

Location Address655 REDWOOD HWY FRONTAGE RD STE 110Mill Valley, CA 94941-3035

Mailing Address655 Redwood Hwy Frontage Rd Ste 110Mill Valley, CA 94941-3035 · (415) 389-9600 · Fax (415) 389-4999

Phone(415) 389-9600

Fax(415) 389-4999

Sole ProprietorYes

Enumeration DateOctober 30, 2007

Last NPPES UpdateDecember 13, 2023

NPPES CertifiedDecember 12, 2023

✔ NPI 1447439153 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers

Taxonomy Code1223P0300X

License✔ Licensed in CA · 56005

Definition

That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

655 REDWOOD HWY FRONTAGE RD STE 110, Mill Valley, CA 94941

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

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Opted out of Medicare

Dr. Mary Rachel Brinker D.m.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 18, 2025 through October 18, 2027.

Opt-Out Effective DateOctober 18, 2025

Opt-Out In Effect ThroughOctober 18, 2027Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94941 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$104.67 typical visit price

range $69.07 – $202.63

Typical copayment $26.16 (range $17.26 – $50.65)

Most-billed visit code 99203

Established Patient

$85.00 typical visit price

range $23.44 – $166.64

Typical copayment $21.25 (range $5.86 – $41.66)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Brinker's NPI number?

The NPI number for Mary Brinker is 1447439153. It was assigned to this individual provider in the NPPES registry on October 30, 2007.

Where is Mary Brinker located?

Mary Brinker practices at 655 Redwood Hwy Frontage Rd Ste 110, Mill Valley, CA 94941. The listed phone number is (415) 389-9600.

What is Mary Brinker's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

Is Mary Brinker enrolled in Medicare?

No. Mary Brinker has opted out of Medicare through October 18, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Mary Brinker accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and UnitedHealthcare list Mary Brinker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary Brinker was last updated on December 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.