Joseph Mason, MD
NPI 1053630525 · Emergency Medicine Physician · Chesterfield, VA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Mason, MD is a Emergency Medicine Physician provider in Chesterfield, VA (NPI 1053630525).
Provider details
- NPI number
- 1053630525
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0116022430 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 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
524 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 | 228 | $166 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 184 | $115 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 79 | $68 |
| Critical Care, First 30-74 Minutes99291 | 22 | $201 |
| Emergency Department Visit With Straightforward Medical Decision Making99282 | 11 | $40 |
Typical Medicare-allowed amounts for these services range $40–$201 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 98 | 94 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 80 | 80 |
| Ondansetronbrand: Ondansetron Odt | 50 | 48 |
| Cyclobenzaprine Hcl | 44 | 44 |
| Ibuprofen | 38 | 38 |
| Cephalexin | 33 | 30 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-05-24
- Last updated
- 2013-07-03
Frequently asked questions
- What is Joseph Mason's NPI number?
- Joseph Mason's National Provider Identifier (NPI) is 1053630525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Mason's specialty?
- Joseph Mason is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Mason located?
- Joseph Mason's practice location on file with NPPES is 15530 Twisted Cedar Ct, Chesterfield, VA 23832-2658.
- What is Joseph Mason's phone number?
- The practice phone number listed in the NPPES registry for Joseph Mason is (804) 937-2654.
- Does Joseph Mason accept Medicare?
- Joseph Mason is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Mason's NPI active?
- Yes — Joseph Mason's NPI (1053630525) is active in the NPPES registry as of the last update on 2013-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.