James Teng, MD
Otolaryngology Physician · Tracy, CA
James Teng, MD is an otolaryngology physician with a practice address in Tracy, California, and NPI 1326337544, issued on Mar 29, 2011. Check the license (California A148235, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James Teng
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- A148235 CA
Self-reported in NPPES; status is on the state search - Practice location
- 445 W Eaton Ave, Tracy, CA 95376
- Phone
- (209) 830-4062
- Enumerated
- Mar 29, 2011
- Record last updated
- Apr 29, 2025
- Medicaid ID
- 017929100 FL
- Medicare enrollment
- Enrolled (PECOS I20170822003614); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Also registered at 445 W Eaton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Teng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A148235Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% fewer Medicare Part D claims than the average otolaryngology physician in 2024
403 Medicare Part D claims for 162 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. 18 claims were for opioids.
Most prescribed
- Ipratropium Bromide67 claims
- Azelastine Hcl65 claims
- Fluticasone Propionate40 claims
- Famotidine25 claims
- Montelukast Sodium24 claims
- Hydrocodone-Acetaminophen17 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): 87.3 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: $31.10
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 6,429 providers of this specialty with any payment received $1,922.50 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
- Sutter Valley Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Teng among 1,212 otolaryngology physician records in California
James Teng, MD is one of 1,212 otolaryngology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 71% of them.
- NPI issued2011 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2011 · median 2004 among the 818 with a school on file
- Record last updated2025 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in Tracy → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Mitchell Blum, M.D.Tracy, CA 953771770586448
- Jerrold Polterock, MDOakdale, CA 953611578536306
- Mark Bitgood, MDModesto, CA 953561457439945
- Phyllis Peng, MDModesto, CA 953561770633596
- Christopher Whang, MDModesto, CA 953561639257124
- Aren Francis, MDModesto, CA 953551982630901
- Charles Suntra, MDModesto, CA 953551619934056
- Kenneth Mak, MDModesto, CA 953501427007798
Common questions
What is James Teng, MD's NPI number?
James Teng, MD's National Provider Identifier (NPI) is 1326337544, issued on Mar 29, 2011. An NPI identifies a provider in billing; it is not a license.
Where is James Teng, MD located?
The NPPES record lists a practice address at 445 W Eaton Ave, Tracy, CA, 95376. Phone: (209) 830-4062. Providers update this record themselves, so call before visiting.
How can I verify James Teng, MD's license?
NPPES lists California license number A148235, 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 James Teng, MD prescribe under Medicare Part D?
In 2024, James Teng, MD had 403 Medicare Part D claims for 162 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is James Teng, MD's MIPS final score?
The 2023 MIPS final score is 87.3 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.