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GAYATRI KHANNA M.D.
NPI 1639191455
Internal Medicine in San Francisco, CA

Active since July 24, 2006PECOS EnrolledAccepts Medicare Assignment
1700 CALIFORNIA ST, SUITE 100, SAN FRANCISCO, CA 94109(415) 386-5388(415) 386-8406 Get Directions Write a Review

NPPES record last updated: March 1, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gayatri Khanna M.d. NPPES

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

GAYATRI KHANNA M.D. (NPI 1639191455) is an individual internal medicine provider in San Francisco, California, licensed in California (A64577) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1994).

NPPES Registry Identity

NPI1639191455
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameGAYATRI KHANNACredential: M.D.
Location Address1700 CALIFORNIA ST, SUITE 100San Francisco, CA 94109-4586
Mailing Address1700 California St, Suite 100San Francisco, CA 94109-4586 · (415) 386-5388 · Fax (415) 386-8406
Phone(415) 386-5388
Fax(415) 386-8406
Sole ProprietorNo
Medical School CMSOtherGraduated 1994
Enumeration DateJuly 24, 2006
Last NPPES UpdateMarch 1, 2012
✔ NPI 1639191455 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 · A64577
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.
1700 CALIFORNIA ST, San Francisco, CA 94109
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Other Names 1

Former Name (1)Gayatri Bhatia Md, Ms

Other Identifiers 2

Medicare ID-Type Unspecified00A645770CA
Medicare UPINH13663CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gayatri Khanna 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 ID5799837860
PECOS Enrollment IDI20090721000376
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.

Medicare Billing Reassignment

Medicare enrollment records show Gayatri Khanna reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
1.1 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94109 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.

I. GERODIAS, M. PEREA-CORKISH, AND E. WANG, DDS, INC.
Dentist (Pediatric Dentistry)
1700 CALIFORNIA ST, SUITE 200
SAN FRANCISCO, CA 94109
San Francisco County (415) 441-7766
HAMPTON HEALTH LTD
Family Medicine (Geriatric Medicine)
1700 CALIFORNIA ST, STE. 470
SAN FRANCISCO, CA 94109
San Francisco County (415) 202-9990
DR. THERESA KEMNITZ D.O.
Internal Medicine
1700 CALIFORNIA ST, SUITE 470
SAN FRANCISCO, CA 94109
San Francisco County (415) 978-6074
LANE BARRINGER NP
Nurse Practitioner
1700 CALIFORNIA ST
SAN FRANCISCO, CA 94109
San Francisco County (469) 441-5801
DR. LAWRENCE GLEASON SHORE M.D.
Family Medicine
1700 CALIFORNIA ST, SUITE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 386-5388
GOLDEN GATE HAND THERAPY, INC.
Occupational Therapist (Hand)
1700 CALIFORNIA ST, SUITE 450
SAN FRANCISCO, CA 94109
San Francisco County (415) 359-1444
KENNETH IAN LIGHT M.D.
Specialist
1700 CALIFORNIA ST, SUITE 340
SAN FRANCISCO, CA 94109
San Francisco County (415) 673-4500
NISHA HAZARI P.A.
Physician Assistant (Medical)
1700 CALIFORNIA ST, SUITE #280
SAN FRANCISCO, CA 94109
San Francisco County (415) 820-5939

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 Gayatri Khanna's NPI number?

The NPI number for Gayatri Khanna is 1639191455. It was assigned to this individual provider in the NPPES registry on July 24, 2006. The provider is also known as Gayatri Bhatia MD, Ms.

Where is Gayatri Khanna located?

Gayatri Khanna practices at 1700 California St Suite 100, San Francisco, CA 94109. The listed phone number is (415) 386-5388.

What is Gayatri Khanna's specialty?

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

Is Gayatri Khanna enrolled in Medicare?

Yes. Gayatri Khanna 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.

Which organization bills Medicare for Gayatri Khanna's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gayatri Khanna reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gayatri Khanna's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Gayatri Khanna was last updated on March 1, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.