NPPES file of Aug 9, 2026

Nittly Singh Chahal, M.D.

Internal Medicine Physician · San Diego, CA

Nittly Singh Chahal, M.D. is an internal medicine physician with a practice address in San Diego, California, and NPI 1164682480, issued on Jun 10, 2008. Check the license (California A102337, 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
1164682480
Name
Nittly Singh Chahal
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A102337 CA
Self-reported in NPPES; status is on the state search
Practice location
8765 Aero Dr, San Diego, CA 92123
Phone
(858) 541-0181
Enumerated
Jun 10, 2008
Record last updated
Jun 10, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(858) 430-0919
Medicare enrollment
Enrolled (PECOS I20090821000339); 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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8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →

Also registered at 8765 Aero Dr

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

  1. Diane Brooks, N.P.Nurse Practitioner1669566477
  2. Edward CladeraInternal Medicine Physician1588810329
  3. Kate Allison Domingo, NPFamily Nurse Practitioner1215216916
  4. Rolf Ehlers, M.D.Internal Medicine Physician1205939832
  5. Jennifer Lyons, PA-CMedical Physician Assistant1841495140
  6. Karim Mansour, M.D.Internal Medicine Physician1942238878

Verify Nittly Singh Chahal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A102337    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

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2.0 times the Medicare Part D claims of the average internal medicine physician in 2024

6,473 Medicare Part D claims for 252 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 250 claims were for opioids.

  1. Nittly Chahal6,473
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium301 claims
  2. Gabapentin269 claims
  3. Levothyroxine Sodium252 claims
  4. Eliquis244 claims
  5. Amlodipine Besylate223 claims
  6. Metoprolol Tartrate197 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: $32.35

1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nittly Chahal$32.35
  2. Specialty average$1,303.06

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. Talami Health And Wellness IncEl Cajon, CA

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

Nittly Singh Chahal among 17,696 internal medicine physician records in California

Nittly Singh Chahal, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.

  • NPI issued2008 · 56% of these records are older, 40% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2001 · median 2004 among the 11,065 with a school on file
  • Record last updated2008 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

961 internal medicine physician records list a practice address in San Diego

They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California.

All 17,696 in California → Every provider in San Diego → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Paulette Cazares, M.D., MPHSan Diego, CA 921231710927470
  2. Sarah Coskun, M.D.San Diego, CA 921231104878545
  3. Asim Guha Roy, MDSan Diego, CA 921231083659528
  4. Elan Hekier, M.D.San Diego, CA 921231225092463
  5. Faiz Hussain, MDSan Diego, CA 921231962422147
  6. Bernard Lichtenstein, M.D.San Diego, CA 921231104878073
  7. Karim Mansour, M.D.San Diego, CA 921231942238878
  8. Lynne Milgram, M.D.San Diego, CA 921231629016316

Common questions

What is Nittly Singh Chahal, M.D.'s NPI number?

Nittly Singh Chahal, M.D.'s National Provider Identifier (NPI) is 1164682480, issued on Jun 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Nittly Singh Chahal, M.D. located?

The NPPES record lists a practice address at 8765 Aero Dr, San Diego, CA, 92123. Phone: (858) 541-0181. Providers update this record themselves, so call before visiting.

How can I verify Nittly Singh Chahal, M.D.'s license?

NPPES lists California license number A102337, 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 Nittly Singh Chahal, M.D. prescribe under Medicare Part D?

In 2024, Nittly Singh Chahal, M.D. had 6,473 Medicare Part D claims for 252 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.