Narindar Singh, M.D.
Pulmonary Disease Physician · Santa Ana, CA
Narindar Singh, M.D. is a pulmonary disease physician with a practice address in Santa Ana, California, and NPI 1992805683, issued on Sep 23, 2006. Check the license (California G31568, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Narindar Singh
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- G31568 CA
Self-reported in NPPES; status is on the state search - Practice location
- 999 N Tustin Ave Ste 1, Santa Ana, CA 92705
- Phone
- (714) 836-6800
- Enumerated
- Sep 23, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (714) 836-9966
- Medicaid ID
- 00G315680 CA
- Medicare enrollment
- Enrolled (PECOS I20050310000754); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 1972
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 1,443 in California → Look up another NPI →
Verify Narindar Singh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G31568Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
642 Medicare Part D claims for 102 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.
Most prescribed
- Trelegy Ellipta82 claims
- Breo Ellipta49 claims
- Ofev44 claims
- Albuterol Sulfate Hfa40 claims
- Breyna32 claims
- Breztri Aerosphere31 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 MIPS final score for 2023 (Medicare payment program): 17.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $351.97
17 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Chest And Critical Care Consultants A Medical GroupTustin, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Narindar Singh among 1,443 pulmonary disease physician records in California
Narindar Singh, M.D. is one of 1,443 pulmonary disease physician records with a practice address in California. 84% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 51% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1972 · median 2002 among the 1,061 with a school on file
- Record last updated2023 · 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 207RP1001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in California
There are 1,443 pulmonary disease physician records in California.
All 1,443 in California → Every provider in Santa Ana → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Jooby Babu, MDSanta Ana, CA 927051831374883
- Manoochehr Abadian Sharifabad, M.D.Fountain Valley, CA 927081164655817
- Malaygiri Aparnath, MDFountain Valley, CA 927081497937460
- Thomas AsciutoFountain Valley, CA 927081649298852
- Abhishek Bhardwaj, M.D.Fountain Valley, CA 927081578844783
- Prakash Bondade, M.D.Fountain Valley, CA 927081457310583
- Jose Contreras, M.D.Fountain Valley, CA 927081629490438
- Hoang Le, M.D.Fountain Valley, CA 927081104886241
Common questions
What is Narindar Singh, M.D.'s NPI number?
Narindar Singh, M.D.'s National Provider Identifier (NPI) is 1992805683, issued on Sep 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Narindar Singh, M.D. located?
The NPPES record lists a practice address at 999 N Tustin Ave Ste 1, Santa Ana, CA, 92705. Phone: (714) 836-6800. Providers update this record themselves, so call before visiting.
How can I verify Narindar Singh, M.D.'s license?
NPPES lists California license number G31568, 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 Narindar Singh, M.D. prescribe under Medicare Part D?
In 2024, Narindar Singh, M.D. had 642 Medicare Part D claims for 102 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Narindar Singh, M.D.'s MIPS final score?
The 2023 MIPS final score is 17.3 of 100. 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.