ERICA FAN CLAYTON M.D.
NPI 1194959940
Pathology - Anatomic Pathology in Greenbrae, CA

Q: What is Erica Clayton's NPI number?

The NPI number for Erica Clayton is 1194959940. It was assigned to this individual provider in the NPPES registry on May 8, 2009. The provider is also known as Erica Y Fan M.D..

Q: What is Erica Clayton's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Q: When was this NPI record last updated?

The NPPES record for Erica Clayton was last updated on January 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 May 08, 2009PECOS EnrolledAccepts Medicare Assignment

250 BON AIR RD, GREENBRAE, CA 94904(415) 925-7174(415) 898-0870 Get Directions Write a Review

NPPES record last updated: January 10, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Erica Fan Clayton M.d. NPPES

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

ERICA FAN CLAYTON M.D. (NPI 1194959940) is an individual anatomic pathology provider in Greenbrae, California, licensed in California (A130468) and active in the NPI registry since May 2009. She is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2009).

NPPES Registry Identity

NPI1194959940

Entity TypeIndividualFemale

Primary Taxonomy207ZP0101X

Provider Legal NameERICA FAN CLAYTONCredential: M.D.

Location Address250 BON AIR RDGreenbrae, CA 94904-1702

Mailing Address1615 Hill Rd Ste BNovato, CA 94947-4338 · (415) 898-7649 · Fax (415) 898-0870

Phone(415) 925-7174

Fax(415) 898-0870

Sole ProprietorNo

Medical School CMSSaint Louis University School Of MedicineGraduated 2009

Enumeration DateMay 8, 2009

Last NPPES UpdateJanuary 10, 2022

✔ NPI 1194959940 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0101X

License✔ Licensed in CA · A130468

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Also ListedPathology · Clinical Pathology/Laboratory MedicineTaxonomy 207ZP0105X · License MT195065 (PA)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License MT195065 (PA)

250 BON AIR RD, Greenbrae, CA 94904

Open in Google Maps ↗

Other Names 1

Other Name (5)Erica Y Fan M.d.

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Erica Fan Clayton M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032335088

PECOS Enrollment IDI20140728001342

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

40 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94904 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

$154.04 typical visit price

range $69.07 – $202.63

Typical copayment $38.51 (range $17.26 – $50.65)

Most-billed visit code 99204

Established Patient

$119.61 typical visit price

range $23.44 – $166.64

Typical copayment $29.90 (range $5.86 – $41.66)

Most-billed visit code 99214

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

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MESKEREM DABA RN, BSN

Registered Nurse (Psychiatric/Mental Health)

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 473-6666

ALEC CHANG D.O.

Psychiatry & Neurology (Psychiatry)

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 473-6835

MARIN HOSPITALIST MEDICAL GROUP, INC.

Internal Medicine

250 BON AIR RD, 3RD FLOOR
GREENBRAE, CA 94904

Marin County (415) 925-7545

DR. STEPHEN C ALLISON M.D.

Psychiatry & Neurology (Psychiatry)

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 925-7663

ANNIE LINN STODDARD

Rehabilitation Practitioner

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 473-6835

SARENA NAPIER ASW

Counselor (Mental Health)

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 473-6619

JULIET LIANNE HUNTINGTON CNM

Advanced Practice Midwife

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 925-7010

ZAMBIA RICHEA PLAYER RN

Registered Nurse

250 BON AIR RD
GREENBRAE, CA 94904

Marin County (415) 473-6666

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 Erica Clayton's NPI number?

The NPI number for Erica Clayton is 1194959940. It was assigned to this individual provider in the NPPES registry on May 8, 2009. The provider is also known as Erica Y Fan M.D..

Where is Erica Clayton located?

Erica Clayton practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 925-7174.

What is Erica Clayton's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Erica Clayton enrolled in Medicare?

Yes. Erica Clayton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Erica Clayton was last updated on January 10, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.