NPPES file of Aug 9, 2026

Dariush H. Tonkaboni, M.D.

Obstetrics Physician · Sacramento, CA

Dariush H. Tonkaboni, M.D. is an obstetrics physician with a practice address in Sacramento, California, and NPI 1487816146, issued on Jun 25, 2008. Check the license (California A101281, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487816146
Name
Dariush H. Tonkaboni
Credential
M.D.
Primary taxonomy
Obstetrics Physician 207VX0000X
License number
A101281 CA
Self-reported in NPPES; status is on the state search
Practice location
5524 Assembly CT, Sacramento, CA 95823
Phone
(916) 691-1130
Enumerated
Jun 25, 2008
Record last updated
Jan 23, 2025
Fax
(916) 640-0599
Medicare enrollment
Enrolled (PECOS I20110609000559); accepts Medicare assignment
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 obstetrics physician records → All 174 in California → Look up another NPI →

Also registered at 5524 Assembly CT

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

  1. Marie CeballosAmbulatory Care Registered Nurse1184232647
  2. Ira Joyner, M.D.Gynecology Physician1467567834
  3. Meena Kaillay, FNPFamily Medicine Physician1669247284
  4. Lindsey KikumotoPhysician Assistant1154031797
  5. Soua Lor, LCSWSocial Worker1871969592
  6. Xiamy Ly-YangSocial Worker1386065530

Verify Dariush H. Tonkaboni in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A101281    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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Bills Medicare through one group practice

  1. Regents OF The University OF CaliforniaOrange, CA

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

Dariush H. Tonkaboni among 174 obstetrics physician records in California

Dariush H. Tonkaboni, M.D. is one of 174 obstetrics physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 61% of them.

  • NPI issued2008 · 61% of these records are older, 33% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated1996 · median 2002 among the 91 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics Physician providers in California

There are 174 obstetrics physician records in California.

All 174 in California → Every provider in Sacramento → Obstetrics Physician nationwide →

The 8 obstetrics physician records with the nearest ZIP codes

  1. Derek Wong, M.D.Sacramento, CA 958251710218599
  2. Christine Kim, M.D.Sacramento, CA 958171982671533
  3. Rebecca Surrey, MDSacramento, CA 958171174026959
  4. Elena Langdon, MDSacramento, CA 958161033233085
  5. Michael Burman, M.D.Sacramento, CA 958641811962913
  6. Steven Lazaro, M.D.Chico, CA 959261306860861
  7. Walter Mazen, M.D.Chico, CA 959261649292624
  8. Jerry Cline, M.D.Vacaville, CA 956881336126374

Common questions

What is Dariush H. Tonkaboni, M.D.'s NPI number?

Dariush H. Tonkaboni, M.D.'s National Provider Identifier (NPI) is 1487816146, issued on Jun 25, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Dariush H. Tonkaboni, M.D. located?

The NPPES record lists a practice address at 5524 Assembly CT, Sacramento, CA, 95823. Phone: (916) 691-1130. Providers update this record themselves, so call before visiting.

How can I verify Dariush H. Tonkaboni, M.D.'s license?

NPPES lists California license number A101281, 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.

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.