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STEFAN URSU M.D., PH.D.
NPI 1629201561
Psychiatry & Neurology - Psychiatry in Riverside, CA

Active since August 26, 2009PECOS EnrolledAccepts Medicare Assignment
9990 COUNTY FARM RD, RIVERSIDE, CA 92503(951) 358-5766 Get Directions Write a Review

NPPES record last updated: May 19, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 19, 2021, Jul 18, 2018, Jun 6, 2017 (3 updates tracked since 2017).

About Stefan Ursu M.d., Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEFAN URSU M.D., PH.D. (NPI 1629201561) is an individual psychiatry provider in Riverside, California, licensed in California (A124650) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1629201561
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameSTEFAN URSUCredential: M.D., PH.D.
Location Address9990 COUNTY FARM RDRiverside, CA 92503-3542
Mailing Address4095 County Circle DrRiverside, CA 92503-3410 · (951) 358-4504
Phone(951) 358-5766
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateAugust 26, 2009
Last NPPES UpdateMay 19, 20213 updates tracked since enumeration
NPPES CertifiedMay 19, 2021
✔ NPI 1629201561 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in CA · A124650✔ Licensed in TX · FT45884✔ Licensed in TX · R7618✔ Licensed in TX · FT45449
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
9990 COUNTY FARM RD, Riverside, CA 92503
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Stefan Ursu M.d., Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID143442095
PECOS Enrollment IDI20200407000878
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
178 services49 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
114 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$179.42 typical visit price
range $59.60 – $179.42
Typical copayment $44.85 (range $14.90 – $44.85)
Most-billed visit code 99205
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. DESIREE C NWIGWE APRN, PMHNP, PHN
Nurse Practitioner (Psychiatric/Mental Health)
9990 COUNTY FARM RD
RIVERSIDE, CA 92503
Riverside County (951) 358-4000
ANDREW MUSSELMAN
Peer Specialist
9990 COUNTY FARM RD, SUITE 6
RIVERSIDE, CA 92503
Riverside County (866) 481-5361
DR. DAVID ROBERT SEIGLER M.D.
Psychiatry & Neurology (Psychiatry)
9990 COUNTY FARM RD
RIVERSIDE, CA 92503
Riverside County (951) 358-4881
DR. TOKUNBO LABISI WILLIAMS M.D
Psychiatry & Neurology (Psychiatry)
9990 COUNTY FARM RD
RIVERSIDE, CA 92503
Riverside County (951) 358-4770
SARAH MATIGI PSYCHIATRIC NP
Nurse Practitioner (Psychiatric/Mental Health)
9990 COUNTY FARM RD
RIVERSIDE, CA 92503
Riverside County (951) 358-4881
ALISIA LASCANO-OROPEZA
Counselor (Mental Health)
9990 COUNTY FARM RD, SUITE 5
RIVERSIDE, CA 92503
Riverside County (951) 358-4834
MS. MEGHAN PATTERSON
Behavior Analyst
9990 COUNTY FARM RD
RIVERSIDE, CA 92503
Riverside County (951) 358-6922
MR. SAMUEL NECTALI MARTINEZ BSW
Counselor (Mental Health)
9990 COUNTY FARM RD, SUITE 5
RIVERSIDE, CA 92503
Riverside County (760) 238-8385

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stefan Ursu's NPI number?

The NPI number for Stefan Ursu is 1629201561. It was assigned to this individual provider in the NPPES registry on August 26, 2009.

Where is Stefan Ursu located?

Stefan Ursu practices at 9990 County Farm Rd, Riverside, CA 92503. The listed phone number is (951) 358-5766.

What is Stefan Ursu's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Stefan Ursu enrolled in Medicare?

Yes. Stefan Ursu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Stefan Ursu was last updated on May 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.