NPPES file of Aug 9, 2026

Timothy Hugh Rayner, M.D.

Psychiatry Physician · San Diego, CA

Timothy Hugh Rayner, M.D. is a psychiatry physician with a practice address in San Diego, California, and NPI 1548333958, issued on Nov 15, 2006. Check the license (California C51259, 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
1548333958
Name
Timothy Hugh Rayner
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
C51259 CA
Self-reported in NPPES; status is on the state search
Practice location
1350 Columbia St Unit 800, San Diego, CA 92101
Phone
(619) 255-1646
Enumerated
Nov 15, 2006
Record last updated
May 18, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(619) 255-1646
Medicare enrollment
Enrolled (PECOS I20040423001415); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 1991
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 1350 Columbia St Unit 800

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

  1. Shannon Boyce, PA-CPhysician Assistant1609590660
  2. Randolf Dipp, D.O.Psychiatry Physician1134109291
  3. Zohreh Kermani, PSY.DClinical Psychologist1538574645
  4. Robert Lavigne, P.A.Medical Physician Assistant1093003485
  5. Autumn Lewis, PSYDClinical Psychologist1689566531
  6. Klaudia Mayer, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1265874473

Verify Timothy Hugh Rayner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C51259
    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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89% fewer Medicare Part D claims than the average psychiatry physician in 2024

110 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Timothy Rayner110
  2. Specialty average1,000

Most prescribed

  1. Temazepam20 claims
  2. Alprazolam13 claims
  3. Aripiprazole12 claims
  4. Divalproex Sodium Er12 claims
  5. Lamotrigine11 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.

Timothy Hugh Rayner among 8,673 psychiatry physician records in California

Timothy Hugh Rayner, 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 fileYes · 38% of these records are
  • Graduated1991 · median 2005 among the 3,295 with a school on file
  • Record last updated2012 · 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).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Daniel Brockett, M.D.San Diego, CA 921011609001718
  2. Nathaniel Brown, M.D.San Diego, CA 921011295077154
  3. Randolf Dipp, D.O.San Diego, CA 921011134109291
  4. David Folsom, M.D.San Diego, CA 921011710026612
  5. Gene (gerald) Lake, M.D.San Diego, CA 921011871718528
  6. Kurtis Lindeman, M.D.San Diego, CA 921011124155791
  7. Yuliya Proosaselts, M.D.San Diego, CA 921011952747875
  8. Stephen Shuchter, MDSan Diego, CA 921011699978551

Common questions

What is Timothy Hugh Rayner, M.D.'s NPI number?

Timothy Hugh Rayner, M.D.'s National Provider Identifier (NPI) is 1548333958, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Hugh Rayner, M.D. located?

The NPPES record lists a practice address at 1350 Columbia St Unit 800, San Diego, CA, 92101. Phone: (619) 255-1646. Providers update this record themselves, so call before visiting.

How can I verify Timothy Hugh Rayner, M.D.'s license?

NPPES lists California license number C51259, 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 Timothy Hugh Rayner, M.D. prescribe under Medicare Part D?

In 2024, Timothy Hugh Rayner, M.D. had 110 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.