NPPES file of Aug 9, 2026

Danielle Chammas

Student in an Organized Health Care Education/Training Program · San Francisco, CA

Danielle Chammas is a student in an organized health care education/training program with a practice address in San Francisco, California, and NPI 1114245685, issued on May 9, 2010. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114245685
Name
Danielle Chammas
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
401 Parnassus Ave, San Francisco, CA 94143
Phone
(415) 476-7500
Enumerated
May 9, 2010
Record last updated
Aug 14, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170802001041); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2010
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 401 Parnassus Ave

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

  1. Bibhav Acharya, M.D.Psychiatry Physician1306137427
  2. Alexander AcostaStudent in an Organized Health Care Education/Training Program1770161036
  3. Eric Alcid, M.D., PH.D.Psychiatry Physician1831622174
  4. Sean Amegadzie, MDPsychiatry Physician1427685403
  5. Alexandra Apple, PHDClinical Neuropsychologist1033871207
  6. Regina Armas, LCSW, PH.D.Clinical Psychologist1730118217

Verify Danielle Chammas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find 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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41% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

109 Medicare Part D claims, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 20 claims were for opioids.

  1. Danielle Chammas109
  2. Specialty average185

Most prescribed

  1. Gabapentin19 claims
  2. Oxycodone Hcl12 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 practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilityout of 100 · 25%76.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University OF California San FranciscoSan Francisco, CA

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

Danielle Chammas among 40,652 student in an organized health care education/training program records in California

Danielle Chammas is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% 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 3% of them.

  • NPI issued2010 · 3% of these records are older, 96% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2010 · median 2017 among the 2,409 with a school on file
  • Record last updated2011 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3,035 student in an organized health care education/training program records list a practice address in San Francisco

They are 3,035 of the 38,143 NPPES records with a practice address in San Francisco, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Andrew Bellinger, M.D., PH.D.San Francisco, CA 941431831327402
  2. Molly Burnett, MDSan Francisco, CA 941431619107638
  3. Sheila Chan, M.D.San Francisco, CA 941431487895793
  4. Fred Chen, M.D.San Francisco, CA 941431932390325
  5. Jeffrey Ghassemi, M.D., M.P.H.San Francisco, CA 941431972746253
  6. Vasantha Jotwani, M.D.San Francisco, CA 941431043448996
  7. Vy-Van Le, MDSan Francisco, CA 941431265661136
  8. Katherine Naidu, M.D.San Francisco, CA 941431265668115

Common questions

What is Danielle Chammas's NPI number?

Danielle Chammas's National Provider Identifier (NPI) is 1114245685, issued on May 9, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Danielle Chammas located?

The NPPES record lists a practice address at 401 Parnassus Ave, San Francisco, CA, 94143. Phone: (415) 476-7500. Providers update this record themselves, so call before visiting.

How can I verify Danielle Chammas's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Danielle Chammas prescribe under Medicare Part D?

In 2024, Danielle Chammas had 109 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 185. Part D covers Medicare prescriptions only.

What is Danielle Chammas's MIPS final score?

The 2023 MIPS final score is 74.5 of 100, reported for the practice group. 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.