John Mason, PA-C
NPI 1811949118 · Physician Assistant · Danville, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Mason, PA-C is a Physician Assistant provider in Danville, IL (NPI 1811949118).
Provider details
- NPI number
- 1811949118
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 085-000630 (IL)
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
20 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
966 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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 507 | $110 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 188 | $93 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 141 | $66 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 45 | $167 |
| Residence Visit for New Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99344 | 27 | $122 |
| Advance Care Planning, First 30 Minutes99497 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 72 | 13 |
| Trazodone Hcl | 61 | — |
| Atorvastatin Calcium | 55 | 14 |
| Quetiapine Fumarate | 53 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 48 | — |
| Clozapine | 46 | — |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-16
- Last updated
- 2009-05-08
Frequently asked questions
- What is John Mason's NPI number?
- John Mason's National Provider Identifier (NPI) is 1811949118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mason's specialty?
- John Mason is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Mason located?
- John Mason's practice location on file with NPPES is 2713 Townway Rd, Danville, IL 61832-1474.
- What is John Mason's phone number?
- The practice phone number listed in the NPPES registry for John Mason is (214) 708-0230.
- Does John Mason accept Medicare?
- John Mason is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Mason's NPI active?
- Yes — John Mason's NPI (1811949118) is active in the NPPES registry as of the last update on 2009-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.