NPPES file of Aug 9, 2026

Nader Kalantar, M.D.

Otolaryngology Physician · San Dimas, CA

Nader Kalantar, M.D. is an otolaryngology physician with a practice address in San Dimas, California, and NPI 1598854978, issued on Oct 12, 2006. Check the license (California A115578, 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
1598854978
Name
Nader Kalantar
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License numbers
A115578 CA
TRN10472 FL
Self-reported in NPPES; status is on the state search
Practice location
1334 W Covina Blvd, San Dimas, CA 91773
Phone
(909) 592-2078
Enumerated
Oct 12, 2006
Record last updated
Dec 14, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(909) 592-0279
Medicare enrollment
Enrolled (PECOS I20110922000521); accepts Medicare assignment
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 1334 W Covina Blvd

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

  1. Paul Bouz, M.D.Orthopaedic Surgery Physician1649270166
  2. William Hanes, M.D.Orthopaedic Surgery Physician1386644920
  3. Sabah Kadhium, MDFamily Medicine Physician1306836770
  4. Richard Magallon, MDFamily Medicine Physician1316925530
  5. Tina Moon, PA-CPhysician Assistant1104946383
  6. Michael Puniak, M.D.Orthopaedic Surgery Physician1861492712

Verify Nader Kalantar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A115578    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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28% fewer Medicare Part D claims than the average otolaryngology physician in 2024

388 Medicare Part D claims for 147 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Nader Kalantar388
  2. Specialty average541

Most prescribed

  1. Fluticasone Propionate109 claims
  2. Ipratropium Bromide45 claims
  3. Azelastine Hcl35 claims
  4. Ciprofloxacin-Dexamethasone22 claims
  5. Ofloxacin21 claims
  6. Fluocinolone Acetonide Oil20 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.

Otolaryngology Physician providers in California

There are 1,212 otolaryngology physician records in California.

All 1,212 in California → Every provider in San Dimas →

Other otolaryngology physician records in California

  1. Arman Abdalkhani, MDPalo Alto, CA1356536130
  2. Abdul-Rahman Abdel-ReheemLos Angeles, CA1831770437
  3. Ahmed AbdelmeguidPalo Alto, CA1447744180
  4. Rami Abdou, M.D.Santa Rosa, CA1700143013
  5. Eric AbelloOrange, CA1922566215
  6. Mohamed Aboueisha, MDLos Angeles, CA1316678881
  7. Marianne Abouyared, M.D.Sacramento, CA1235472200
  8. Norton Abramson, M.D.San Clemente, CA1356488696
  9. Basil Adad, MDWalnut Creek, CA1487732574
  10. Brett Adams, MDStockton, CA1407934227

Common questions

What is Nader Kalantar, M.D.'s NPI number?

Nader Kalantar, M.D.'s National Provider Identifier (NPI) is 1598854978, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nader Kalantar, M.D. located?

The NPPES record lists a practice address at 1334 W Covina Blvd, San Dimas, CA, 91773. Phone: (909) 592-2078. Providers update this record themselves, so call before visiting.

How can I verify Nader Kalantar, M.D.'s license?

NPPES lists California license number A115578, 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 Nader Kalantar, M.D. prescribe under Medicare Part D?

In 2024, Nader Kalantar, M.D. had 388 Medicare Part D claims for 147 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.