Ronald Sager, M.D.
NPI 1780739706 · Psychiatry Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Sager, M.D. is a Psychiatry Physician provider in Santa Cruz, CA (NPI 1780739706).
Provider details
- NPI number
- 1780739706
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G84858 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
563 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 283 | $97 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 280 | $74 |
Typical Medicare-allowed amounts for these services range $74–$97 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 65 | — |
| Lorazepam | 63 | — |
| Lamotrigine | 39 | 12 |
| Alprazolam | 37 | — |
| Bupropion Hclbrand: Bupropion Hcl Sr | 34 | 12 |
| Aripiprazole | 32 | — |
| Clonidine Hcl | 31 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$27 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-23
- Last updated
- 2026-04-21
- Certified
- 2026-04-21
Frequently asked questions
- What is Ronald Sager's NPI number?
- Ronald Sager's National Provider Identifier (NPI) is 1780739706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Sager's specialty?
- Ronald Sager is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Sager located?
- Ronald Sager's practice location on file with NPPES is 1663 Dominican Way Ste 214, Santa Cruz, CA 95065-1556.
- What is Ronald Sager's phone number?
- The practice phone number listed in the NPPES registry for Ronald Sager is (831) 515-7180.
- Does Ronald Sager accept Medicare?
- Ronald Sager is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Sager's NPI active?
- Yes — Ronald Sager's NPI (1780739706) is active in the NPPES registry as of the last update on 2026-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.