NPPES file of Aug 9, 2026

Catherine Virginia O'Hayer, PHD

Psychologist · Philadelphia, PA

Catherine Virginia O'Hayer, PHD is a psychologist with a practice address in Philadelphia, Pennsylvania, and NPI 1255516811, issued on Jan 2, 2008. Check the license (Pennsylvania PS017228, as entered in NPPES) with the Pennsylvania board that licenses this profession; 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
1255516811
Name
Catherine Virginia O'Hayer
Credential
PHD
Primary taxonomy
Psychologist 103T00000X
License number
PS017228 PA
Self-reported in NPPES; status is on the state search
Practice location
1427 Vine St, Philadelphia, PA 19102
Phone
(215) 831-4611
Enumerated
Jan 2, 2008
Record last updated
Feb 19, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(215) 831-2603
Medicare enrollment
Enrolled (PECOS I20121009000006); 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.
Download card Updates feed

8 nearest psychologist records → All 2,687 in Pennsylvania → Look up another NPI →

Also registered at 1427 Vine St

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

  1. Erika Aaron, CRNPNurse Practitioner1467572354
  2. Elena Adamov, MDInternal Medicine Physician1003961400
  3. Sara Allen, CRNPNurse Practitioner1063410793
  4. Amy Althoff, M.D.Infectious Disease Physician1972707446
  5. Daniel Alvarez, MDInternal Medicine Physician1245272194
  6. Sarah BakyCase Manager/Care Coordinator1497187835

Verify Catherine Virginia O'Hayer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license PS017228    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
Find the Pennsylvania 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Jefferson University PhysiciansPhiladelphia, PA

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

Catherine Virginia O'Hayer among 2,687 psychologist records in Pennsylvania

Catherine Virginia O'Hayer, PHD is one of 2,687 psychologist records with a practice address in Pennsylvania. 13% 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 52% of them.

  • NPI issued2008 · 52% of these records are older, 44% newer
  • In a Medicare fileYes · 13% of these records are
  • In the CMS Doctors and Clinicians fileYes · 22% of these records are
  • Graduated2006 · median 2004 among the 585 with a school on file
  • Record last updated2020 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in Pennsylvania

There are 2,687 psychologist records in Pennsylvania.

All 2,687 in Pennsylvania → Every provider in Philadelphia → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Emily Askin, PHDPhiladelphia, PA 191021942238795
  2. David Bennett, PHDPhiladelphia, PA 191021194962423
  3. Michael Broder, PH.D.Philadelphia, PA 191021003031154
  4. Joel Esterman, MEDPhiladelphia, PA 191021720118193
  5. Alan Goldberg, PH.D.Philadelphia, PA 191021598792905
  6. Santiago Hernandez, PH.D.Philadelphia, PA 191021528191798
  7. Janet Horwitz, PSY.D.Philadelphia, PA 191021104972314
  8. Julie Jacobs, PHDPhiladelphia, PA 191021588876668

Common questions

What is Catherine Virginia O'Hayer, PHD's NPI number?

Catherine Virginia O'Hayer, PHD's National Provider Identifier (NPI) is 1255516811, issued on Jan 2, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Virginia O'Hayer, PHD located?

The NPPES record lists a practice address at 1427 Vine St, Philadelphia, PA, 19102. Phone: (215) 831-4611. Providers update this record themselves, so call before visiting.

How can I verify Catherine Virginia O'Hayer, PHD's license?

NPPES lists Pennsylvania license number PS017228, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity 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.

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.