Alyssa Duenas
NPI 1902216914 · Physician Assistant · Portland, OR
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Duenas is a Physician Assistant provider in Portland, OR (NPI 1902216914).
Provider details
- NPI number
- 1902216914
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
264 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 153 | $154 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 58 | $106 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 31 | $81 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 22 | $113 |
Typical Medicare-allowed amounts for these services range $81–$154 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 35 | 35 |
| Cephalexin | 32 | 32 |
| Prednisone | 23 | 22 |
| Doxycycline Hyclate | 19 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 14 | 14 |
| Ondansetronbrand: Ondansetron Odt | 13 | 12 |
| Baclofen | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-29
- Last updated
- 2019-02-04
Frequently asked questions
- What is Alyssa Duenas's NPI number?
- Alyssa Duenas's National Provider Identifier (NPI) is 1902216914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Duenas's specialty?
- Alyssa Duenas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alyssa Duenas located?
- Alyssa Duenas's practice location on file with NPPES is 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3011.
- What is Alyssa Duenas's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Duenas is (206) 660-2938.
- Does Alyssa Duenas accept Medicare?
- Alyssa Duenas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Duenas's NPI active?
- Yes — Alyssa Duenas's NPI (1902216914) is active in the NPPES registry as of the last update on 2019-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.