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GEORGIANNA FARREN MD
NPI 1346249067
Internal Medicine in Greenbrae, CA

Active since July 14, 2005PECOS Enrolled
250 BON AIR RD, GREENBRAE, CA 94904(415) 448-1500(415) 892-9732 Get Directions Write a Review

NPPES record last updated: May 6, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Georgianna Farren Md NPPES

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

GEORGIANNA FARREN MD (NPI 1346249067) is an individual internal medicine provider in Greenbrae, California, licensed in California (G59600) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346249067
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameGEORGIANNA FARRENCredential: MD
Location Address250 BON AIR RDGreenbrae, CA 94904-1702
Mailing Address6090 Redwood Blvd, Suite GNovato, CA 94945-4569 · (415) 798-3103 · Fax (415) 892-8732
Phone(415) 448-1500
Fax(415) 892-9732
Sole ProprietorNo
Enumeration DateJuly 14, 2005
Last NPPES UpdateMay 6, 2013
✔ NPI 1346249067 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G59600
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
250 BON AIR RD, Greenbrae, CA 94904
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Other Identifiers 2

Medicare UPINH73451CA
MedicaidG59600CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Georgianna Farren Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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 Georgianna Farren's NPI number?

The NPI number for Georgianna Farren is 1346249067. It was assigned to this individual provider in the NPPES registry on July 14, 2005.

Where is Georgianna Farren located?

Georgianna Farren practices at 250 Bon Air Rd, Greenbrae, CA 94904. The listed phone number is (415) 448-1500.

What is Georgianna Farren's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Georgianna Farren enrolled in Medicare?

Yes. Georgianna Farren is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Georgianna Farren was last updated on May 6, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.