NPPES file of Aug 9, 2026

Ghislaine N S Van Dissel, DO

Family Medicine Physician · Rohnert Park, CA

Ghislaine N S Van Dissel, DO is a family medicine physician with a practice address in Rohnert Park, California, and NPI 1851337950, issued on Jun 20, 2006. Check the license (California 20A9061, 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
1851337950
Name
Ghislaine N S Van Dissel
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A9061 CA
Self-reported in NPPES; status is on the state search
Practice location
5300 Snyder LN, Rohnert Park, CA 94928
Phone
(707) 585-8347
Enumerated
Jun 20, 2006
Record last updated
Nov 21, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(707) 585-8056
Medicaid ID
00AX90610 CA
Medicare enrollment
Enrolled (PECOS I20070711001013); 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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Also registered at 5300 Snyder LN

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

  1. Margo Budman, MDFamily Medicine Physician1710949821
  2. Elliott Freed, L.AC.Acupuncturist1982816906
  3. Richard Graham, D.D.S.General Practice Dentistry1295728061
  4. Rex Harner, M.D.Family Medicine Physician1528066321
  5. Nicholas Karney, DMDDentist1558682286
  6. Steven Levenberg, DOFamily Medicine Physician1952350381

Verify Ghislaine N S Van Dissel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A9061
    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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51% fewer Medicare Part D claims than the average family medicine physician in 2024

1,752 Medicare Part D claims for 235 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Ghislaine Van Dissel1,752
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium232 claims
  2. Levothyroxine Sodium167 claims
  3. Amlodipine Besylate87 claims
  4. Losartan Potassium76 claims
  5. Hydrochlorothiazide70 claims
  6. Lisinopril62 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. Sutter Bay Medical FoundationSanta Rosa, CA

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

Ghislaine N S Van Dissel among 17,133 family medicine physician records in California

Ghislaine N S Van Dissel, DO is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2003 · median 2005 among the 10,652 with a school on file
  • Record last updated2014 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 family medicine physician records list a practice address in Rohnert Park

They are 33 of the 483 NPPES records with a practice address in Rohnert Park, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Margo Budman, MDRohnert Park, CA 949281710949821
  2. Charles Catlett, MDRohnert Park, CA 949281588748651
  3. Christopher Crossland, MDRohnert Park, CA 949281447334438
  4. Mary Frank, M.D.Rohnert Park, CA 949281174536023
  5. Robert Goodman, MDRohnert Park, CA 949281982666855
  6. Rex Harner, M.D.Rohnert Park, CA 949281528066321
  7. Judith Heiler, M.D.Rohnert Park, CA 949281346354420
  8. Steven Levenberg, DORohnert Park, CA 949281952350381

Common questions

What is Ghislaine N S Van Dissel, DO's NPI number?

Ghislaine N S Van Dissel, DO's National Provider Identifier (NPI) is 1851337950, issued on Jun 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ghislaine N S Van Dissel, DO located?

The NPPES record lists a practice address at 5300 Snyder LN, Rohnert Park, CA, 94928. Phone: (707) 585-8347. Providers update this record themselves, so call before visiting.

How can I verify Ghislaine N S Van Dissel, DO's license?

NPPES lists California license number 20A9061, 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 Ghislaine N S Van Dissel, DO prescribe under Medicare Part D?

In 2024, Ghislaine N S Van Dissel, DO had 1,752 Medicare Part D claims for 235 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.