NPPES file of Aug 9, 2026

Tanzina Khan, MD, MPH

Pain Medicine (Anesthesiology) Physician · San Jose, CA

Tanzina Khan, MD, MPH is a pain medicine (anesthesiology) physician with a practice address in San Jose, California, and NPI 1194959775, issued on May 11, 2009. Check the license (California A134243, 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
1194959775
Name
Tanzina Khan
Credential
MD, MPH
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License numbers
A134243 CA
271526 NY
Self-reported in NPPES; status is on the state search
Practice location
2101 Forest Ave Ste 220A, San Jose, CA 95128
Phone
(408) 295-8628
Enumerated
May 11, 2009
Record last updated
Dec 29, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(408) 295-8061
Medicare enrollment
Enrolled (PECOS I20200930000654); accepts Medicare assignment
Medical or professional school
State University Of New York Downstate Medical Center, 2009
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 2101 Forest Ave Ste 220A

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

  1. Irina Carmack, NPNurse Practitioner1659870343
  2. Julie Chen, M.D.Internal Medicine Physician1407045412
  3. Jonelon Tsang, MBBSPain Medicine (Anesthesiology) Physician1245499045
  4. Steven Wang, M.D.Physical Medicine & Rehabilitation Physician1639523616

Verify Tanzina Khan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A134243
    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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4% more Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024

1,817 Medicare Part D claims for 384 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims. 277 claims were for opioids.

  1. Tanzina Khan1,817
  2. Specialty average1,750

Most prescribed

  1. Gabapentin509 claims
  2. Duloxetine Hcl211 claims
  3. Tizanidine Hcl193 claims
  4. Pregabalin182 claims
  5. Hydrocodone-Acetaminophen112 claims
  6. Diclofenac Sodium59 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: $353.32

10 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 2,789 providers of this specialty with any payment received $3,225.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tanzina Khan$353.32
  2. Specialty average$3,225.41

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. Justin LO MD A Professional Medical CorporationSan Jose, CA

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

Tanzina Khan among 536 pain medicine (anesthesiology) physician records in California

Tanzina Khan, MD, MPH is one of 536 pain medicine (anesthesiology) physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 62% of them.

  • NPI issued2009 · 62% of these records are older, 34% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2009 · median 2004 among the 367 with a school on file
  • Record last updated2020 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in California

There are 536 pain medicine (anesthesiology) physician records in California.

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Connie BrunoSan Jose, CA 951281497136287
  2. Raymond Hsieh, MDSan Jose, CA 951281639141005
  3. Justin Lo, M.D.San Jose, CA 951281407818370
  4. Jonelon Tsang, MBBSSan Jose, CA 951281245499045
  5. Paul Reynolds, MDSan Jose, CA 951241427184233
  6. Kristine Watford, M.D.San Jose, CA 951241346668241
  7. Un Hui Nam, M.D.San Jose, CA 951221376799460
  8. Joseph Klein, M.D.San Jose, CA 951191295897700

Common questions

What is Tanzina Khan, MD, MPH's NPI number?

Tanzina Khan, MD, MPH's National Provider Identifier (NPI) is 1194959775, issued on May 11, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Tanzina Khan, MD, MPH located?

The NPPES record lists a practice address at 2101 Forest Ave Ste 220A, San Jose, CA, 95128. Phone: (408) 295-8628. Providers update this record themselves, so call before visiting.

How can I verify Tanzina Khan, MD, MPH's license?

NPPES lists California license number A134243, 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 Tanzina Khan, MD, MPH prescribe under Medicare Part D?

In 2024, Tanzina Khan, MD, MPH had 1,817 Medicare Part D claims for 384 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. 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.

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.