Mark Allen, PA-C
NPI 1609254309 · Physician Assistant · Chico, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Allen, PA-C is a Physician Assistant provider in Chico, CA (NPI 1609254309).
Provider details
- NPI number
- 1609254309
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- PA52453 (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 tenure25% of score
11 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
1,770 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 325 | $115 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 319 | $82 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 149 | $35 |
| X-Ray of Chest, 2 Views71046 | 132 | $31 |
| Urinalysis, Manual Test81002 | 121 | $3 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 119 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 199 | 191 |
| Methylprednisolone | 178 | 170 |
| Azithromycin | 150 | 146 |
| Cephalexin | 149 | 146 |
| Amoxicillin | 66 | 65 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 64 | 56 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 43 | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$64 across 3 records (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
- 2015-05-13
- Last updated
- 2015-09-30
Frequently asked questions
- What is Mark Allen's NPI number?
- Mark Allen's National Provider Identifier (NPI) is 1609254309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Allen's specialty?
- Mark Allen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Allen located?
- Mark Allen's practice location on file with NPPES is 376 Vallombrosa Ave, Chico, CA 95926-3900.
- What is Mark Allen's phone number?
- The practice phone number listed in the NPPES registry for Mark Allen is (530) 891-1676.
- Does Mark Allen accept Medicare?
- Mark Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Allen's NPI active?
- Yes — Mark Allen's NPI (1609254309) is active in the NPPES registry as of the last update on 2015-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.