Peter John Holland, M.D.
Psychiatry Physician · Aptos, CA
Peter John Holland, M.D. is a psychiatry physician with a practice address in Aptos, California, and NPI 1528167533, issued on Sep 22, 2006. Check the license (California G62658, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Peter John Holland
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- G62658 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9053 Soquel Dr, Aptos, CA 95003
- Phone
- (831) 685-1501
- Enumerated
- Sep 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 9053 Soquel Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marty Finn, PHDClinical Psychologist1144379728
- Richard Gilbert, M.D.Psychiatry Physician1588728323
- Glenn Saltz, M.D.Child & Adolescent Psychiatry Physician1275783011
- David Torrez, MFCCMarriage & Family Therapist1013242155
Verify Peter John Holland in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G62658Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average psychiatry physician in 2024
100 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Alprazolam16 claims
- Benztropine Mesylate13 claims
- Paroxetine Hcl13 claims
- Perphenazine13 claims
- Zolpidem Tartrate11 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.
Peter John Holland among 8,673 psychiatry physician records in California
Peter John Holland, M.D. is one of 8,673 psychiatry 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2007 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 psychiatry physician records list a practice address in Aptos
They are 8 of the 380 NPPES records with a practice address in Aptos, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Aptos → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Janyce Berg, PMHNP-BCAptos, CA 950031063697001
- Donald Davies, M.D.Aptos, CA 950031972759959
- Doris Donoghue, M.D.Aptos, CA 950031447496328
- Richard Gilbert, M.D.Aptos, CA 950031588728323
- Karen Kirby, M.D.Aptos, CA 950031992991996
- James Lehman, MDAptos, CA 950031497914436
- Marlene Mirassou, M.D.Aptos, CA 950011093738288
- Anthony Atwell, M.D.Campbell, CA 950081356480362
Common questions
What is Peter John Holland, M.D.'s NPI number?
Peter John Holland, M.D.'s National Provider Identifier (NPI) is 1528167533, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peter John Holland, M.D. located?
The NPPES record lists a practice address at 9053 Soquel Dr, Aptos, CA, 95003. Phone: (831) 685-1501. Providers update this record themselves, so call before visiting.
How can I verify Peter John Holland, M.D.'s license?
NPPES lists California license number G62658, 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 Peter John Holland, M.D. prescribe under Medicare Part D?
In 2024, Peter John Holland, M.D. had 100 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.