Roseanna Duenas, P.A.-C
NPI 1417488073 · Physician Assistant · Sebastopol, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roseanna Duenas, P.A.-C is a Physician Assistant provider in Sebastopol, CA (NPI 1417488073).
Provider details
- NPI number
- 1417488073
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C
- Sex
- Female
- Sole proprietor
- No
- License
- 53976 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
238 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 158 | $128 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 36 | $60 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 25 | $212 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 19 | $131 |
Typical Medicare-allowed amounts for these services range $60–$212 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Aripiprazole | 41 |
| Sertraline Hcl | 34 |
| Bupropion Hclbrand: Bupropion Xl | 25 |
| Duloxetine Hcl | 16 |
| Clonazepam | 14 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 13 |
| Alprazolam | 13 |
| Dextroamphetamine/Amphetamine |
Practice location
Mailing address
Additional practice locations (1)
- 655 Redwood Hwy Frontage Rd Ste 240Mill Valley, CA 94941-3055Phone: (866) 247-4292Fax: (866) 247-4293
Registry dates
- Enumerated
- 2017-03-24
- Last updated
- 2026-04-10
- Certified
- 2026-04-10
Frequently asked questions
- What is Roseanna Duenas's NPI number?
- Roseanna Duenas's National Provider Identifier (NPI) is 1417488073, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roseanna Duenas's specialty?
- Roseanna Duenas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Roseanna Duenas located?
- Roseanna Duenas's practice location on file with NPPES is 6400 Lone Pine Rd, Sebastopol, CA 95472-5623.
- What is Roseanna Duenas's phone number?
- The practice phone number listed in the NPPES registry for Roseanna Duenas is (707) 861-1187.
- Does Roseanna Duenas accept Medicare?
- Roseanna Duenas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roseanna Duenas's NPI active?
- Yes — Roseanna Duenas's NPI (1417488073) is active in the NPPES registry as of the last update on 2026-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.