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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CINDUJA NATHAN MD
NPI 1164163978
Internal Medicine in Mountain View, CA

Active since April 05, 2022PECOS Enrolled
555 CASTRO ST, MOUNTAIN VIEW, CA 94041(650) 903-2600 Get Directions Write a Review

NPPES record last updated: October 28, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Oct 28, 2026, Apr 5, 2022 (2 updates tracked since 2022).

About Dr. Cinduja Nathan Md NPPES

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

DR. CINDUJA NATHAN MD (NPI 1164163978) is an individual internal medicine provider in Mountain View, California, licensed in California (191323) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1164163978
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. CINDUJA NATHANCredential: MD
Location Address555 CASTRO STMountain View, CA 94041-2009
Mailing Address555 Castro StMountain View, CA 94041-2009
Phone(650) 903-2600
Sole ProprietorNo
Enumeration DateApril 5, 2022
Last NPPES UpdateOctober 28, 20262 updates tracked since enumeration
NPPES CertifiedOctober 28, 2026
✔ NPI 1164163978 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 · 191323
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.
555 CASTRO ST, Mountain View, CA 94041
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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. Cinduja Nathan 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 94041 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
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.

JENNIE JACOB
Pharmacist
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-2159
SINDEY K. CHUNG MD
Internal Medicine (Geriatric Medicine)
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-3000
DR. JOHN J. ZAVOSHY M.D.
Contractor
555 CASTRO ST, MOUNTAIN VIEW
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-2600
DR. MARISA YANEZ JAYAKAR MD
Family Medicine (Sports Medicine)
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-3000
ANDREA ASLAN MD
Obstetrics & Gynecology
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-3000
LIANGHUEY LEU MD
Family Medicine
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-3020
GRETCHEN H. ROOKER MD
Internal Medicine
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-3000
GEORGE A. JOHNSON MD
Pediatrics
555 CASTRO ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 903-3000

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 Cinduja Nathan's NPI number?

The NPI number for Cinduja Nathan is 1164163978. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Cinduja Nathan located?

Cinduja Nathan practices at 555 Castro St, Mountain View, CA 94041. The listed phone number is (650) 903-2600.

What is Cinduja Nathan's specialty?

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

Is Cinduja Nathan enrolled in Medicare?

Yes. Cinduja Nathan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Cinduja Nathan was last updated on October 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.