NPPES file of Aug 9, 2026

Deepmala Nandanwar, M.D.

Neurology Physician · Fountain Valley, CA

Deepmala Nandanwar, M.D. is a neurology physician with a practice address in Fountain Valley, California, and NPI 1942685094, issued on Jul 29, 2015. Check the license (California A172844, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942685094
Name
Deepmala Nandanwar
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
A172844 CA
Self-reported in NPPES; status is on the state search
Practice location
9940 Talbert Ave Ste 100, Fountain Valley, CA 92708
Phone
(714) 378-5062
Enumerated
Jul 29, 2015
Record last updated
Jan 10, 2022
Fax
(714) 378-5061
Medicare enrollment
Enrolled (PECOS I20211220002611); 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 9940 Talbert Ave Ste 100

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

  1. Thu Vinh Nguyen, PA-CPhysician Assistant1831045541
  2. Frank XingNeurology Physician1750792545

Verify Deepmala Nandanwar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A172844
    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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8% fewer Medicare Part D claims than the average neurology physician in 2024

1,258 Medicare Part D claims for 196 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Deepmala Nandanwar1,258
  2. Specialty average1,370

Most prescribed

  1. Carbidopa-Levodopa206 claims
  2. Gabapentin111 claims
  3. Donepezil Hcl104 claims
  4. Memantine Hcl69 claims
  5. Clonazepam68 claims
  6. Rytary67 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 96.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.7
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%91.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $5,394.25

240 payments; by number, the most common kind was food and beverage; the largest payer was Mdd US Operations, LLC. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Deepmala Nandanwar$5,394.25
  2. Specialty average$8,318.07

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

Bills Medicare through 2 group practices

  1. East Bay Neurology IncSan Ramon, CA
  2. Truong Neuroscience Institute Inc.Fountain Valley, CA

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

Deepmala Nandanwar among 2,339 neurology physician records in California

Deepmala Nandanwar, M.D. is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 75% of them.

  • NPI issued2015 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2011 · median 2006 among the 1,628 with a school on file
  • Record last updated2022 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Martin Backman, M.D.Santa Ana, CA 927081699738385
  2. Abdullah Ibish, MDFountain Valley, CA 927081154783397
  3. Tim Lai, M.D.Fountain Valley, CA 927081295094324
  4. Mehrdad Mahdad, M.D.Fountain Valley, CA 927081225092190
  5. Duke Phan, MDFountain Valley, CA 927081437352630
  6. Scott Shoemaker, MDFountain Valley, CA 927081881632784
  7. Daniel Truong, M.D.Fountain Valley, CA 927081992720916
  8. Kong Truong, M.D.Fountain Valley, CA 927081023329125

Common questions

What is Deepmala Nandanwar, M.D.'s NPI number?

Deepmala Nandanwar, M.D.'s National Provider Identifier (NPI) is 1942685094, issued on Jul 29, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Deepmala Nandanwar, M.D. located?

The NPPES record lists a practice address at 9940 Talbert Ave Ste 100, Fountain Valley, CA, 92708. Phone: (714) 378-5062. Providers update this record themselves, so call before visiting.

How can I verify Deepmala Nandanwar, M.D.'s license?

NPPES lists California license number A172844, 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 Deepmala Nandanwar, M.D. prescribe under Medicare Part D?

In 2024, Deepmala Nandanwar, M.D. had 1,258 Medicare Part D claims for 196 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Deepmala Nandanwar, M.D.'s MIPS final score?

The 2023 MIPS final score is 96.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.