Joshua Mayes, PA-C
NPI 1578632238 · Surgical Physician Assistant · Centralia, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Mayes, PA-C is a Surgical Physician Assistant provider in Centralia, WA (NPI 1578632238).
Provider details
- NPI number
- 1578632238
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA10004811 (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 tenure25% of score
19 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
451 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 156 | $76 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 87 | $63 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 65 | $136 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $107 |
| Replacement of Knee Joint, Both Sides of Knee27447 | 29 | $166 |
| Replacement of Thigh Bone and Hip Joint With Prosthesis |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 129 | 106 |
| Ondansetronbrand: Ondansetron Odt | 101 | 98 |
| Cephalexin | 65 | 62 |
| Diclofenac Sodium | 53 | 24 |
| Amoxicillin | 34 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 25 | 21 |
| Ondansetron Hcl | 24 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$33 across 1 record (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
- 2006-11-07
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Joshua Mayes's NPI number?
- Joshua Mayes's National Provider Identifier (NPI) is 1578632238, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Mayes's specialty?
- Joshua Mayes is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joshua Mayes located?
- Joshua Mayes's practice location on file with NPPES is 1900 Cooks Hill Rd Ste a, Centralia, WA 98531-9073.
- What is Joshua Mayes's phone number?
- The practice phone number listed in the NPPES registry for Joshua Mayes is (360) 736-2889.
- Does Joshua Mayes accept Medicare?
- Joshua Mayes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Mayes's NPI active?
- Yes — Joshua Mayes's NPI (1578632238) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.