Kenneth R. Wulff, MD
Child & Adolescent Psychiatry Physician · Petaluma, CA
Kenneth R. Wulff, MD is a child & adolescent psychiatry physician with a practice address in Petaluma, California, and NPI 1124105085, issued on Oct 31, 2006. Check the license (California G32683, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kenneth R. Wulff
- Credential
- MD
- Primary taxonomy
- Child & Adolescent Psychiatry Physician 2084P0804X
- License number
- G32683 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1503 Spring Hill RD, Petaluma, CA 94952
- Phone
- (707) 559-3895
- Enumerated
- Oct 31, 2006
- Record last updated
- Jan 18, 2024
- Medicaid ID
- 00G326830 CA
- Medicare enrollment
- Enrolled (PECOS I20160115001887); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest child & adolescent psychiatry physician records → All 1,009 in California → Look up another NPI →
Verify Kenneth R. Wulff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G32683Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% more Medicare Part D claims than the average child & adolescent psychiatry physician in 2024
730 Medicare Part D claims for 35 beneficiaries, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Risperidone92 claims
- Sertraline Hcl75 claims
- Lithium Carbonate71 claims
- Olanzapine55 claims
- Clonidine Hcl43 claims
- Aripiprazole40 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.
Industry payments in 2024: $79.29
3 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 1,578 providers of this specialty with any payment received $1,427.96 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Hope ServicesSan Jose, CA
- Thinh Duy Mai MD ApcLos Gatos, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kenneth R. Wulff among 1,009 child & adolescent psychiatry physician records in California
Kenneth R. Wulff, 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 55% of these records are
- In the CMS Doctors and Clinicians fileYes · 21% of these records are
- Graduated1975 · median 2005 among the 215 with a school on file
- Record last updated2024 · 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.
All 1,009 in California → Every provider in Petaluma → Child & Adolescent Psychiatry Physician nationwide →
The 8 child & adolescent psychiatry physician records with the nearest ZIP codes
- Margaret Grimley, M.D.Petaluma, CA 949521558461095
- Susie Shin-Calandrella, MDPetaluma, CA 949521790859775
- Mario Mangiardi, MDPetaluma, CA 949541023490828
- Paul Rossman, M.D.San Anselmo, CA 949601447693353
- Michael Ramsey, D.O.Mill Valley, CA 949411205052693
- Matthew Williams, MDMill Valley, CA 949411326626797
- Chelsea Young, MDMill Valley, CA 949411942695754
- Zachary Schwab, MDLarkspur, CA 949391255862181
Common questions
What is Kenneth R. Wulff, MD's NPI number?
Kenneth R. Wulff, MD's National Provider Identifier (NPI) is 1124105085, issued on Oct 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth R. Wulff, MD located?
The NPPES record lists a practice address at 1503 Spring Hill RD, Petaluma, CA, 94952. Phone: (707) 559-3895. Providers update this record themselves, so call before visiting.
How can I verify Kenneth R. Wulff, MD's license?
NPPES lists California license number G32683, 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 Kenneth R. Wulff, MD prescribe under Medicare Part D?
In 2024, Kenneth R. Wulff, MD had 730 Medicare Part D claims for 35 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.