Spencer Drennan, PA-C
NPI 1861061822 · Physician Assistant · Richland, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Spencer Drennan, PA-C is a Physician Assistant provider in Richland, WA (NPI 1861061822).
Provider details
- NPI number
- 1861061822
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA61202726 (WA)
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
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
257 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 | 144 | $143 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 75 | $99 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 20 | $58 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 18 | $7 |
Typical Medicare-allowed amounts for these services range $7–$143 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 24 | 24 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 20 |
| Ondansetronbrand: Ondansetron Odt | 17 | 17 |
| Oxycodone Hcl | 16 | 16 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 14 | 14 |
| Prednisone | 14 | 14 |
| Azithromycin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-06-23
- Last updated
- 2022-05-05
- Certified
- 2022-05-05
Frequently asked questions
- What is Spencer Drennan's NPI number?
- Spencer Drennan's National Provider Identifier (NPI) is 1861061822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Drennan's specialty?
- Spencer Drennan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Spencer Drennan located?
- Spencer Drennan's practice location on file with NPPES is 888 Swift Blvd, Richland, WA 99352-3514.
- What is Spencer Drennan's phone number?
- The practice phone number listed in the NPPES registry for Spencer Drennan is (509) 946-4611.
- Does Spencer Drennan accept Medicare?
- Spencer Drennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Spencer Drennan's NPI active?
- Yes — Spencer Drennan's NPI (1861061822) is active in the NPPES registry as of the last update on 2022-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.