NPPES file of Aug 9, 2026

Rashmi Thakur Williams, MD

Child & Adolescent Psychiatry Physician · Calabasas, CA

Rashmi Thakur Williams, MD is a child & adolescent psychiatry physician with a practice address in Calabasas, California, and NPI 1942610902, issued on Apr 30, 2014. Check the license (California A167927, 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
1942610902
Name
Rashmi Thakur Williams
Credential
MD
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License numbers
A167927 CA
30336 LA
Self-reported in NPPES; status is on the state search
Practice location
23679 Calabasas RD # 1010, Calabasas, CA 91302
Phone
(713) 851-8268
Enumerated
Apr 30, 2014
Record last updated
Mar 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
2366220 LA
Medicare enrollment
Enrolled (PECOS I20230125002470); 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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Verify Rashmi Thakur Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A167927
    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

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1% fewer Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

501 Medicare Part D claims for 36 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D.

  1. Rashmi Williams501
  2. Specialty average504

Most prescribed

  1. Trazodone Hcl50 claims
  2. Hydroxyzine Hcl42 claims
  3. Topiramate28 claims
  4. Paroxetine Hcl26 claims
  5. Gabapentin23 claims
  6. Aripiprazole21 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 one group practice

  1. Prairie Ridge Integrated Behavioral HealthcareMason City, IA

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

Rashmi Thakur Williams among 1,009 child & adolescent psychiatry physician records in California

Rashmi Thakur Williams, MD is one of 1,009 child & adolescent psychiatry physician records with a practice address in California. 55% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 81% of them.

  • NPI issued2014 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 55% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2012 · median 2005 among the 215 with a school on file
  • Record last updated2021 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0804X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Child & Adolescent Psychiatry Physician providers in California

There are 1,009 child & adolescent psychiatry physician records in California.

The 8 child & adolescent psychiatry physician records with the nearest ZIP codes

  1. Marilyn Kroplick, MDCalabasas, CA 913021043479520
  2. Heather Lin, M.D.Calabasas, CA 913021174653166
  3. Nishi Marquez, D.O.Chatsworth, CA 913111932220860
  4. Glenna Smith, MDEncino, CA 913161841686730
  5. Sarla Karan, M.D.Northridge, CA 913251952425225
  6. Arthur Roemmelt, MDPacoima, CA 913311023227279
  7. Laurence Glasser, M.D., M.P.H.Reseda, CA 913351356417547
  8. Elsa Haloman, M.D.Reseda, CA 913351275823791

Common questions

What is Rashmi Thakur Williams, MD's NPI number?

Rashmi Thakur Williams, MD's National Provider Identifier (NPI) is 1942610902, issued on Apr 30, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Rashmi Thakur Williams, MD located?

The NPPES record lists a practice address at 23679 Calabasas RD # 1010, Calabasas, CA, 91302. Phone: (713) 851-8268. Providers update this record themselves, so call before visiting.

How can I verify Rashmi Thakur Williams, MD's license?

NPPES lists California license number A167927, 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 Rashmi Thakur Williams, MD prescribe under Medicare Part D?

In 2024, Rashmi Thakur Williams, MD had 501 Medicare Part D claims for 36 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 504. 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.