Shambhavi Iyer, MD
Hospitalist Physician · Fremont, CA
Shambhavi Iyer, MD is a hospitalist physician with a practice address in Fremont, California, and NPI 1225113996, issued on Oct 25, 2006. Check the license (California A65771, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Shambhavi Iyer
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A65771 CA
Self-reported in NPPES; status is on the state search - Practice location
- 39400 Paseo Padre Pkwy, Fremont, CA 94538
- Phone
- (510) 795-3000
- Enumerated
- Oct 25, 2006
- Record last updated
- Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A657710 CA
- Medicare enrollment
- Enrolled (PECOS I20110428000657); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 39400 Paseo Padre Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Agatep, LCSWCounselor1164584900
- Ujwala Agharkar, MDChild & Adolescent Psychiatry Physician1073685723
- Dolly Ahluwalia, RDRegistered Dietitian1659429157
- Tabassum Alam, MDHospitalist Physician1306921069
- Mary Alyono, MDAnesthesiology Physician1477631059
- Stephanie Aoki, PHDPsychologist1427721216
Verify Shambhavi Iyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A65771Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average hospitalist physician in 2024
199 Medicare Part D claims for 83 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium15 claims
- Furosemide15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Permanente Medical Group IncSan Leandro, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shambhavi Iyer among 3,099 hospitalist physician records in California
Shambhavi Iyer, MD is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated1987 · median 2010 among the 2,505 with a school on file
- Record last updated2021 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Fremont → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Tabassum Alam, MDFremont, CA 945381306921069
- Jyotsna Bomdica, MDFremont, CA 945381780769455
- David Chiu, MDFremont, CA 945381336227909
- Karuna Gudur, MDFremont, CA 945381245315910
- Yamini Madhavan, MDFremont, CA 945381841375516
- Niti Mann, DOFremont, CA 945381285706028
- Parvathi Natarajan, MDFremont, CA 945381730267311
- Nelson Newberry, MDFremont, CA 945381821176405
Common questions
What is Shambhavi Iyer, MD's NPI number?
Shambhavi Iyer, MD's National Provider Identifier (NPI) is 1225113996, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Shambhavi Iyer, MD located?
The NPPES record lists a practice address at 39400 Paseo Padre Pkwy, Fremont, CA, 94538. Phone: (510) 795-3000. Providers update this record themselves, so call before visiting.
How can I verify Shambhavi Iyer, MD's license?
NPPES lists California license number A65771, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Shambhavi Iyer, MD prescribe under Medicare Part D?
In 2024, Shambhavi Iyer, MD had 199 Medicare Part D claims for 83 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.