MR. RONALD EARL OFFENSTEIN (PHD) – Psychologist, NPI 1811091978

MR. RONALD EARL OFFENSTEIN (PHD) is a healthcare provider. based in Riverside, California. specializing in CLINICAL PSYCHOLOGIST. They hold the professional credentials PHD. They hold a License No. PSY6287 (CA). The NPI Number for MR. RONALD EARL OFFENSTEIN (PHD) is 1811091978

Main info

Male
53 Years Of Experience
Accepts Medicare Assignment
Name
MR. RONALD EARL OFFENSTEIN (PHD)
NPI
1811091978
Phone
(951) 275-8500
Address
5887 BROCKTON AVE
Enumeration Date
11 September 2006
Last Update Date
30 August 2012

Doctor Profile

Medical School Name
OTHER
Secondary Phone
9512758500
Graduation Year
1973 (53 years ago)
PAC ID
4688866072
Group Practice PAC ID
8426956954
Professional Enrollment ID
I20121031000332
Address ID
CA925061858RI5887XAVEX303
Telehealth
Yes
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

4,434 CLINICAL PSYCHOLOGIST in CA

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Provider Addresses for MR. RONALD EARL OFFENSTEIN (PHD)

  • Riverside Psychiatric Medical Group, 5887, Brockton Avenue, Riverside, Riverside County, California, 92506, United States

    SUITE A

    RIVERSIDE, CA 92506

    Phone: (951) 275-8500

    Fax: (951) 275-8560

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2012-10-31

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20121031000332IClinical PsychologistCATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
90834Psychotherapy, 45 minutes37032$0
View full utilization report →

Insurance plans in this area (ZIP 92506)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8426956954View full group profile

Reviews

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Frequently asked questions

Can I cross-check MR. RONALD EARL OFFENSTEIN (PHD) using NPI 1811091978?
NPI 1811091978 belongs to MR. RONALD EARL OFFENSTEIN (PHD); compare other details if you need extra assurance.
Active or inactive — what applies to MR. RONALD EARL OFFENSTEIN (PHD)?
You should see MR. RONALD EARL OFFENSTEIN (PHD) as active in CMS-hosted NPPES data.
What clinical focus is listed for MR. RONALD EARL OFFENSTEIN (PHD)?
At a glance, MR. RONALD EARL OFFENSTEIN (PHD) is tied to Psychologist. Clinical services aligned with this taxonomy classification.
Is MR. RONALD EARL OFFENSTEIN (PHD) associated with Riverside?
Public fields place MR. RONALD EARL OFFENSTEIN (PHD) around Riverside, California. Always confirm the exact site before visiting.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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