NPPES file of Aug 9, 2026

Alann Weissman-Ward, M.D.

Addiction Medicine (Family Medicine) Physician · San Francisco, CA

Alann Weissman-Ward, M.D. is an addiction medicine (family medicine) physician with a practice address in San Francisco, California, and NPI 1629309398, issued on Jan 20, 2010. Check the license (California A116570, 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
1629309398
Name
Alann Weissman-Ward
Credential
M.D.
Primary taxonomy
Addiction Medicine (Family Medicine) Physician 207QA0401X
License numbers
A116570 CA
MD176080 OR
Self-reported in NPPES; status is on the state search
Practice location
815 Buena Vista Ave W, San Francisco, CA 94117
Phone
(415) 967-7058
Enumerated
Jan 20, 2010
Record last updated
Nov 10, 2025
Medicaid IDs
096511 OR
022959 OR
Medicare enrollment
Enrolled (PECOS I20190103002715); 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 addiction medicine (family medicine) physician records → All 124 in California → Look up another NPI →

Also registered at 815 Buena Vista Ave W

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

  1. Kathryn AllenAddiction (Substance Use Disorder) Counselor1922621820
  2. Portia Anderson, LMFTMarriage & Family Therapist1164623088
  3. Janine AvilaLicensed Vocational Nurse1275072290
  4. Naomi Azraee-RattananontCommunity Health Worker1831063890
  5. Starr BaileyCommunity Health Worker1447047626
  6. Daniel BalzerCounselor1528436953

Verify Alann Weissman-Ward in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A116570    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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1% more Medicare Part D claims than the average addiction medicine (family medicine) physician in 2024

673 Medicare Part D claims for 79 beneficiaries, against an average of 664 among the 581 providers of this specialty who prescribed in Part D.

  1. Alann Weissman-Ward673
  2. Specialty average664

Most prescribed

  1. Lamotrigine42 claims
  2. Buprenorphine-Naloxone41 claims
  3. Duloxetine Hcl36 claims
  4. Hydroxyzine Hcl35 claims
  5. Gabapentin34 claims
  6. Trazodone Hcl33 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.

Bills Medicare through 2 group practices

  1. Hoola Lahui HawaiiWaimea, HI
  2. Liberty Resources IncSyracuse, NY

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

Alann Weissman-Ward among 124 addiction medicine (family medicine) physician records in California

Alann Weissman-Ward, M.D. is one of 124 addiction medicine (family medicine) physician records with a practice address in California. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 43% of them.

  • NPI issued2010 · 43% of these records are older, 52% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2009 · median 2015 among the 64 with a school on file
  • Record last updated2025 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0401X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction Medicine (Family Medicine) Physician providers in California

There are 124 addiction medicine (family medicine) physician records in California.

All 124 in California → Every provider in San Francisco → Addiction Medicine (Family Medicine) Physician nationwide →

The 8 addiction medicine (family medicine) physician records with the nearest ZIP codes

  1. David Smith, M.D.San Francisco, CA 941171134341928
  2. Noelle Martinez, MD MPHSan Francisco, CA 941031053703991
  3. Vinh Ngo, MDSan Francisco, CA 941031528017167
  4. Bridget Foley, DOSan Francisco, CA 941321528413861
  5. Eugene Santillano, MDSunnyvale, CA 940891619967007
  6. John Bennetts, M.D.Monterey, CA 939401477666345
  7. Ariana Abid, MDStanford, CA 943051285154807
  8. Ross Ziegler, M.D.Palo Alto, CA 943061598902462

Common questions

What is Alann Weissman-Ward, M.D.'s NPI number?

Alann Weissman-Ward, M.D.'s National Provider Identifier (NPI) is 1629309398, issued on Jan 20, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Alann Weissman-Ward, M.D. located?

The NPPES record lists a practice address at 815 Buena Vista Ave W, San Francisco, CA, 94117. Phone: (415) 967-7058. Providers update this record themselves, so call before visiting.

How can I verify Alann Weissman-Ward, M.D.'s license?

NPPES lists California license number A116570, 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 Alann Weissman-Ward, M.D. prescribe under Medicare Part D?

In 2024, Alann Weissman-Ward, M.D. had 673 Medicare Part D claims for 79 beneficiaries; the average among addiction medicine (family medicine) physician prescribers was 664. 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.