Registry data as of Aug 27, 2026

Toby Levenson, MD

Allergy & Immunology Physician · San Jose, CA

Toby Levenson, MD is an allergy & immunology physician with a practice address in San Jose, California, and NPI 1649288945, issued on Aug 3, 2006. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1649288945
Name
Toby Levenson
Credential
MD
Primary taxonomy
Allergy & Immunology Physician 207K00000X
Practice location
4050 Moorpark Avenue, San Jose, CA 95117
Phone
(408) 243-2700
Enumerated
Aug 3, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4050 Moorpark Avenue

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

  1. Kristi Annecone, FNPAllergy & Immunology Physician1316038581
  2. Carrie Kaufmann, CPNPAllergy & Immunology Physician1164513321
  3. Thomas Santora, MDAllergy & Immunology Physician1417098799
  4. Robert Torrano, MDAllergy & Immunology Physician1306854708

Verify Toby Levenson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

4% fewer Medicare Part D claims than the average allergy & immunology physician in 2024

757 Medicare Part D claims for 133 beneficiaries, against an average of 788 among the 2,397 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.

  1. Toby Levenson757
  2. Specialty average788

Most prescribed

  1. Montelukast Sodium140 claims
  2. Prednisone88 claims
  3. Albuterol Sulfate Hfa60 claims
  4. Trelegy Ellipta44 claims
  5. Breo Ellipta27 claims
  6. Arnuity Ellipta26 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: $1,173.59

48 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 2,070 providers of this specialty with any payment received $8,602.63 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Toby Levenson$1,173.59
  2. Specialty average$8,602.63

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

One hospital or facility affiliation

  1. Ucsf Health Medical FoundationRedwood City, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Allergy & Immunology Physician providers in California

There are 380 allergy & immunology physician records in California.

Other allergy & immunology physician records in California

  1. Seema Aceves, M.D., PH.D.San Diego, CA1366511628
  2. Daniel Adelman, M.D.San Francisco, CA1922041821
  3. Rhonda Alkatib, M.D.San Diego, CA1417363086
  4. Mercedes Amado, M.D.San Diego, CA1477510287
  5. Loula Amin, M.D.Newport Beach, CA1043452782
  6. A Aminian, M.D.Fresno, CA1508080193
  7. Ali Amirzadeh, M.D.Sacramento, CA1083748685
  8. Joshua Ang, DOPasadena, CA1699398016
  9. Kristi Annecone, FNPSan Jose, CA1316038581
  10. Vivian Aranez, M.D.Huntington Beach, CA1699032805

Common questions

What is Toby Levenson, MD's NPI number?

Toby Levenson, MD's National Provider Identifier (NPI) is 1649288945, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Toby Levenson, MD located?

The NPPES record lists a practice address at 4050 Moorpark Avenue, San Jose, CA, 95117. Phone: (408) 243-2700. Providers update this record themselves, so call before visiting.

How can I verify Toby Levenson, MD's license?

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 Toby Levenson, MD prescribe under Medicare Part D?

In 2024, Toby Levenson, MD had 757 Medicare Part D claims for 133 beneficiaries; the average among allergy & immunology physician prescribers was 788. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.