NPPES file of Aug 9, 2026

Nasim Shahbazi, MD

Nephrology Physician · Fountain Valley, CA

Nasim Shahbazi, MD is a nephrology physician with a practice address in Fountain Valley, California, and NPI 1356933683, issued on Feb 8, 2021. Check the license (California 168647, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356933683
Name
Nasim Shahbazi
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
168647 CA
Self-reported in NPPES; status is on the state search
Practice location
11100 Warner Ave Ste 218, Fountain Valley, CA 92708
Phone
(714) 641-9696
Enumerated
Feb 8, 2021
Record last updated
Jan 16, 2026
Fax
(714) 641-1211
Medicare enrollment
Enrolled (PECOS I20210413002966); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 11100 Warner Ave Ste 218

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alan Cantillep, MDNephrology Physician1639517808
  2. Thanh Cao, D.O.Nephrology Physician1073963583
  3. Sandeep Dang, M.D.Nephrology Physician1730146937
  4. Michael Floied, P.A.C.Physician Assistant1730477514
  5. Sithu Lin, M.D.Nephrology Physician1023417649
  6. Bich Thu NguyenNurse Practitioner1841912771

Verify Nasim Shahbazi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 168647
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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86% more Medicare Part D claims than the average nephrology physician in 2024

2,724 Medicare Part D claims for 346 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Nasim Shahbazi2,724
  2. Specialty average1,465

Most prescribed

  1. Amlodipine Besylate224 claims
  2. Furosemide196 claims
  3. Olmesartan Medoxomil194 claims
  4. Jardiance172 claims
  5. Atorvastatin Calcium100 claims
  6. Veltassa97 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.

Industry payments in 2024: $251.36

8 payments; by number, the most common kind was food and beverage; the largest payer was Fresenius USA Marketing, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nasim Shahbazi$251.36
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Balboa Nephrology Medical Group IncFountain Valley, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nasim Shahbazi among 1,468 nephrology physician records in California

Nasim Shahbazi, MD is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 99% of them.

  • NPI issued2021 · 99% of these records are older, under 1% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated1998 · median 2001 among the 1,128 with a school on file
  • Record last updated2026 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in California

There are 1,468 nephrology physician records in California.

The 8 nephrology physician records with the nearest ZIP codes

  1. Zavier Ahmed, M.D.Fountain Valley, CA 927081255677134
  2. Sandeep Dang, M.D.Fountain Valley, CA 927081730146937
  3. Son Dinh, M.D.Fountain Valley, CA 927081174564256
  4. Lalitha Durairaj, MDFountain Valley, CA 927081306894548
  5. Afsaneh Haftbaradaran Mohammadi, M.D.Fountain Valley, CA 927081902040009
  6. Joginder Jodhka, MDFountain Valley, CA 927081558379503
  7. Gaytri Manek, MDFountain Valley, CA 927081124298237
  8. Tarun Marwaha, M.D.Fountain Valley, CA 927081407964976

Common questions

What is Nasim Shahbazi, MD's NPI number?

Nasim Shahbazi, MD's National Provider Identifier (NPI) is 1356933683, issued on Feb 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Nasim Shahbazi, MD located?

The NPPES record lists a practice address at 11100 Warner Ave Ste 218, Fountain Valley, CA, 92708. Phone: (714) 641-9696. Providers update this record themselves, so call before visiting.

How can I verify Nasim Shahbazi, MD's license?

NPPES lists California license number 168647, 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 Nasim Shahbazi, MD prescribe under Medicare Part D?

In 2024, Nasim Shahbazi, MD had 2,724 Medicare Part D claims for 346 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.