NITIN TANDAN
NPI 1346777026
Internal Medicine - Cardiovascular Disease in Castro Valley, CA

Q: What is Nitin Tandan's NPI number?

The NPI number for Nitin Tandan is 1346777026. It was assigned to this individual provider in the NPPES registry on May 12, 2017.

Q: What is Nitin Tandan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Nitin Tandan was last updated on January 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.

Active since May 12, 2017PECOS EnrolledAccepts Medicare Assignment

20130 LAKE CHABOT RD STE 307, CASTRO VALLEY, CA 94546(510) 204-8383 Get Directions Write a Review

NPPES record last updated: January 7, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 7, 2026, May 24, 2021, Apr 13, 2020 and 2 more (5 updates tracked since 2017).

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About Nitin Tandan NPPES

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

NITIN TANDAN (NPI 1346777026) is an individual cardiovascular disease provider in Castro Valley, California, licensed in California (A196522) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1346777026

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameNITIN TANDAN

Location Address20130 LAKE CHABOT RD STE 307Castro Valley, CA 94546-5340

Mailing AddressPo Box 276950Sacramento, CA 95827-6950 · (510) 204-8383

Phone(510) 204-8383

Sole ProprietorNo

Medical School CMSOtherGraduated 2017

Enumeration DateMay 12, 2017

Last NPPES UpdateJanuary 7, 20265 updates tracked since enumeration

NPPES CertifiedJanuary 7, 2026

✔ NPI 1346777026 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in CA · A196522

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

20130 LAKE CHABOT RD STE 307, Castro Valley, CA 94546

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Secondary Practice Locations 3

Location 1344 Stanhope St, Apt 3Brooklyn, NY 11237-4434 · Phone (510) 673-3832

Location 2751 N Rutledge St Ste 1100Springfield, IL 62702-4968 · Phone (217) 545-8000

Location 3701 N 1st StSpringfield, IL 62781-4434 · Phone (217) 788-3000

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Nitin Tandan 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 ID6507288537

PECOS Enrollment IDI20241009002130

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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

20 services18 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94546 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

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

Most-billed visit code 99213

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

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

KUN XIAO MD MPH

Internal Medicine (Hematology & Oncology)

20130 LAKE CHABOT RD STE 307
CASTRO VALLEY, CA 94546

Alameda County (510) 204-8383

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 Nitin Tandan's NPI number?

The NPI number for Nitin Tandan is 1346777026. It was assigned to this individual provider in the NPPES registry on May 12, 2017.

Where is Nitin Tandan located?

Nitin Tandan practices at 20130 Lake Chabot Rd Ste 307, Castro Valley, CA 94546. The listed phone number is (510) 204-8383.

What is Nitin Tandan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Nitin Tandan enrolled in Medicare?

Yes. Nitin Tandan 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.

When was this NPI record last updated?

The NPPES record for Nitin Tandan was last updated on January 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.