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CYNTHIA CHALK
NPI 1124606900
Hospitalist in San Francisco, CA

Active since March 31, 2021PECOS Enrolled
2425 GEARY BLVD, SAN FRANCISCO, CA 94115(415) 833-2000 Get Directions Write a Review

NPPES record last updated: January 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Cynthia Chalk NPPES

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

CYNTHIA CHALK (NPI 1124606900) is an individual hospitalist provider in San Francisco, California, licensed in California (A193871) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124606900
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameCYNTHIA CHALK
Location Address2425 GEARY BLVDSan Francisco, CA 94115-3358
Mailing Address2425 Geary BlvdSan Francisco, CA 94115-3358
Phone(415) 833-2000
Sole ProprietorYes
Enumeration DateMarch 31, 2021
Last NPPES UpdateJanuary 30, 2025
NPPES CertifiedJanuary 30, 2025
✔ NPI 1124606900 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CA · A193871
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2425 GEARY BLVD, San Francisco, CA 94115
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Other Names 1

Former Name (1)Cynthia Davila Md

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Cynthia Chalk 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 20

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

STEVEN PIROG MD
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2000
AARON LAM
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2000
DR. EMILY SU LEE MD
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-3034
SOO-JEON CHOI
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2331
BRET KINSEY GORDEN LCSW
Social Worker
2425 GEARY BLVD, COORDINATION OF CARE SERVICES DEPARTMENT
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-9934
SRAAVYA KAKARLAPUDI MD
Student in an Organized Health Care Education/Training Program
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-2000
ELLORA ONG PHARMD.
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-9700
KAISER FOUNDATION HOSPITALS
Pharmacy (Institutional Pharmacy)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
San Francisco County (415) 833-4255

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 Cynthia Chalk's NPI number?

The NPI number for Cynthia Chalk is 1124606900. It was assigned to this individual provider in the NPPES registry on March 31, 2021. The provider is also known as Cynthia Davila MD.

Where is Cynthia Chalk located?

Cynthia Chalk practices at 2425 Geary Blvd, San Francisco, CA 94115. The listed phone number is (415) 833-2000.

What is Cynthia Chalk's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Cynthia Chalk enrolled in Medicare?

Yes. Cynthia Chalk is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Cynthia Chalk was last updated on January 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.