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DR. ALICIA DARWIN MD
NPI 1891435806
Internal Medicine in San Francisco, CA

Active since March 29, 2022PECOS Enrolled
2333 BUCHANAN STREET, LEVEL B, SAN FRANCISCO, CA 94115(415) 600-3600 Get Directions Write a Review

NPPES record last updated: April 4, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Alicia Darwin Md NPPES

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

DR. ALICIA DARWIN MD (NPI 1891435806) is an individual internal medicine provider in San Francisco, California, licensed in California (A189198) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891435806
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. ALICIA DARWINCredential: MD
Location Address2333 BUCHANAN STREET, LEVEL BSan Francisco, CA 94115
Mailing Address2333 Buchanan Street, Level BSan Francisco, CA 94115 · (415) 600-3600
Phone(415) 600-3600
Sole ProprietorNo
Enumeration DateMarch 29, 2022
Last NPPES UpdateApril 4, 2026
NPPES CertifiedApril 4, 2026
✔ NPI 1891435806 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 · A189198
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.
2333 BUCHANAN STREET, San Francisco, CA 94115
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Alicia Darwin 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 94115 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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 18

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

SARA MIEN HUANG MD
Radiology (Radiation Oncology)
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (209) 342-2300
CALIFORNIA PACIFIC MEDICAL CENTER
General Acute Care Hospital
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180
CALIFORNIA PACIFIC MEDICAL CENTER
General Acute Care Hospital
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180
SUTTER WEST BAY HOSPITALS
Psychiatric Unit
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180
CALIFORNIA PACIFIC MEDICAL CENTER
General Acute Care Hospital
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180
CALIFORNIA PACIFIC MEDICAL CENTER
General Acute Care Hospital
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180
CALIFORNIA PACIFIC MEDICAL CENTER
General Acute Care Hospital
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180
CALIFORNIA PACIFIC MEDICAL CENTER
General Acute Care Hospital
2333 BUCHANAN STREET
SAN FRANCISCO, CA 94115
San Francisco County (415) 600-7180

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 Alicia Darwin's NPI number?

The NPI number for Alicia Darwin is 1891435806. It was assigned to this individual provider in the NPPES registry on March 29, 2022.

Where is Alicia Darwin located?

Alicia Darwin practices at 2333 Buchanan Street Level B, San Francisco, CA 94115. The listed phone number is (415) 600-3600.

What is Alicia Darwin's specialty?

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

Is Alicia Darwin enrolled in Medicare?

Yes. Alicia Darwin is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alicia Darwin was last updated on April 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.