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MR. JOSHUA B MAYES PA-C
NPI 1578632238
Physician Assistant - Surgical in Centralia, WA

Active since November 07, 2006PECOS EnrolledAccepts Medicare Assignment
1900 COOKS HILL RD STE A, CENTRALIA, WA 98531(360) 736-2889(360) 736-3136 Get Directions Write a Review

NPPES record last updated: April 23, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 23, 2026, Dec 9, 2020 (2 updates tracked since 2020).

About Mr. Joshua B Mayes Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. JOSHUA B MAYES PA-C (NPI 1578632238) is an individual surgical provider in Centralia, Washington, licensed in Washington (PA10004811) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Providence Centralia Hospital, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1578632238
Entity TypeIndividualMale
Primary Taxonomy363AS0400X
Provider Legal NameMR. JOSHUA B MAYESCredential: PA-C
Location Address1900 COOKS HILL RD STE ACentralia, WA 98531-9073
Mailing AddressPo Box 368Olympia, WA 98507-0368 · (360) 491-8439 · Fax (360) 491-6328
Phone(360) 736-2889
Fax(360) 736-3136
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateNovember 7, 2006
Last NPPES UpdateApril 23, 20262 updates tracked since enumeration
NPPES CertifiedApril 23, 2026
✔ NPI 1578632238 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
License✔ Licensed in WA · PA10004811
1900 COOKS HILL RD STE A, Centralia, WA 98531
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Joshua B Mayes Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779527072
PECOS Enrollment IDI20050617000121
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg J0702
This injection contains two medications, betamethasone acetate and betamethasone sodium phosphate. It is used to reduce inflammation and pain. It's given by a healthcare professional, often directly into the area causing discomfort.
348 services62 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
156 services104 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
87 services56 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
65 services65 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
47 services42 patients
Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
29 services29 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Providence Centralia Hospital

Acute Care Hospitals · Centralia, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number500019
Location914 S Scheuber RoadCentralia, WA 98531 · Lewis County
Emergency services Birthing friendly

Arbor Health Morton Hospital

Critical Access Hospitals · Morton, WA
OwnershipGovernment - Hospital District or Authority
CMS Certification Number501319
Location521 Adams StreetMorton, WA 98356 · Lewis County
Emergency services

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Joshua Mayes's NPI number?

The NPI number for Joshua Mayes is 1578632238. It was assigned to this individual provider in the NPPES registry on November 7, 2006.

Where is Joshua Mayes located?

Joshua Mayes practices at 1900 Cooks Hill Rd Ste A, Centralia, WA 98531. The listed phone number is (360) 736-2889.

What is Joshua Mayes's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Joshua Mayes enrolled in Medicare?

Yes. Joshua Mayes is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Joshua Mayes accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Joshua Mayes as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Joshua Mayes affiliated with any hospitals?

According to CMS data, Joshua Mayes is affiliated with Providence Centralia Hospital and Arbor Health Morton Hospital.

When was this NPI record last updated?

The NPPES record for Joshua Mayes was last updated on April 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.