DR. RONALD JAMES SAGER M.D.
NPI 1780739706
Psychiatry & Neurology - Psychiatry in Santa Cruz, CA

Q: What is Ronald Sager's NPI number?

The NPI number for Ronald Sager is 1780739706. It was assigned to this individual provider in the NPPES registry on January 23, 2007.

Q: What is Ronald Sager's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ronald Sager was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.

Active since January 23, 2007PECOS EnrolledAccepts Medicare Assignment

1663 DOMINICAN WAY STE 214, SANTA CRUZ, CA 95065(831) 515-7180(831) 401-2460 Get Directions Write a Review

NPPES record last updated: April 21, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 21, 2026, Oct 18, 2021 (2 updates tracked since 2021).

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About Dr. Ronald James Sager M.d. NPPES

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

DR. RONALD JAMES SAGER M.D. (NPI 1780739706) is an individual psychiatry provider in Santa Cruz, California, licensed in California (G84858) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (1993).

NPPES Registry Identity

NPI1780739706

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. RONALD JAMES SAGERCredential: M.D.

Location Address1663 DOMINICAN WAY STE 214Santa Cruz, CA 95065-1556

Mailing Address820 Bay Ave Ste 206Capitola, CA 95010-2102 · (831) 515-7180 · Fax (831) 515-7037

Phone(831) 515-7180

Fax(831) 401-2460

Sole ProprietorYes

Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 1993

Enumeration DateJanuary 23, 2007

Last NPPES UpdateApril 21, 20262 updates tracked since enumeration

NPPES CertifiedApril 21, 2026

✔ NPI 1780739706 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in CA · G84858

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.

1663 DOMINICAN WAY STE 214, Santa Cruz, CA 95065

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Other Identifiers 1

Medicaid00G848580CA

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

Dr. Ronald James Sager M.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 ID3476599515

PECOS Enrollment IDI20050629000651

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

283 services52 patients

Psychotherapy with evaluation and management visit, 30 minutes 90833

Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.

280 services52 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95065 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

$186.69 typical visit price

range $62.97 – $186.69

Typical copayment $46.67 (range $15.74 – $46.67)

Most-billed visit code 99205

Established Patient

$77.84 typical visit price

range $21.02 – $153.16

Typical copayment $19.46 (range $5.25 – $38.29)

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 2

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

PAUL LUTHER M.D.

Psychiatry & Neurology (Psychiatry)

1663 DOMINICAN WAY STE 214
SANTA CRUZ, CA 95065

Santa Cruz County (831) 713-5011

RONALD JAMES SAGER MD INC

Psychiatry & Neurology (Psychiatry)

1663 DOMINICAN WAY STE 214
SANTA CRUZ, CA 95065

Santa Cruz County (831) 515-7180

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 Ronald Sager's NPI number?

The NPI number for Ronald Sager is 1780739706. It was assigned to this individual provider in the NPPES registry on January 23, 2007.

Where is Ronald Sager located?

Ronald Sager practices at 1663 Dominican Way Ste 214, Santa Cruz, CA 95065. The listed phone number is (831) 515-7180.

What is Ronald Sager's specialty?

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

Is Ronald Sager enrolled in Medicare?

Yes. Ronald Sager 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 Ronald Sager was last updated on April 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.