MR. JONATHAN GRANT CASTO PA-C
NPI 1952738577
Physician Assistant - Medical in South Charleston, WV

Active since September 27, 2013PECOS EnrolledAccepts Medicare Assignment
509 2ND AVE, SOUTH CHARLESTON, WV 25303(304) 720-3555(304) 720-3556 Get Directions Write a Review

NPPES record last updated: November 21, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Nov 21, 2025, Jun 26, 2025, May 14, 2024 and 3 more (6 updates tracked since 2016).

About Mr. Jonathan Grant Casto Pa-c NPPES

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

MR. JONATHAN GRANT CASTO PA-C (NPI 1952738577) is an individual medical provider in South Charleston, West Virginia, licensed in West Virginia (1742) and active in the NPI registry since September 2013. He is enrolled in Medicare PECOS, is affiliated with Charleston Area Medical Center, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1952738577
Entity TypeIndividualMale
Primary Taxonomy363AM0700X
Provider Legal NameMR. JONATHAN GRANT CASTOCredential: PA-C
Location Address509 2ND AVESouth Charleston, WV 25303-1310
Mailing Address509 2nd AveSouth Charleston, WV 25303-1310 · (304) 720-3555 · Fax (304) 720-3556
Fax(304) 720-3556
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateSeptember 27, 2013
Last NPPES UpdateNovember 21, 20256 updates tracked since enumeration
NPPES CertifiedNovember 21, 2025
NPI 1952738577 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License Licensed in WV · 1742
Also ListedPhysician AssistantTaxonomy 363A00000X · License 1742 (WV)
509 2ND AVE, South Charleston, WV 25303

Accepted 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. Jonathan Grant Casto 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 ID9739315383
PECOS Enrollment IDI20131204000545, I20160926001739
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.

Hospital Affiliations CMS Care Compare 2

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

Charleston Area Medical Center

Acute Care Hospitals · Charleston, WV
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510022
Location501 Morris StreetCharleston, WV 25301 · Kanawha County
Emergency services Birthing friendly

Thomas Memorial Hospital

Acute Care Hospitals · South Charleston, WV
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510029
Location4605 Maccorkle Avenue SWSouth Charleston, WV 25309 · Kanawha County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
24%164 patients2/55-star benchmark: 92%
Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
29%327 patients2/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
27%96 patients2/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
1 supplier12 claims12 services$791.19 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers22 claims22 services$95.78 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$38.23 avg. paid by Medicare
Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513
DME-Other DME · category DE000N
2 suppliers12 claims12 services$15.25 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Family Medicine
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Counselor (Mental Health)
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Family Medicine
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Family Medicine
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Nurse Practitioner
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Physician Assistant (Medical)
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Physician Assistant
509 2ND AVE
SOUTH CHARLESTON, WV 25303
Physician Assistant
509 2ND AVE
SOUTH CHARLESTON, WV 25303

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 Jonathan Casto's NPI number?

The NPI number for Jonathan Casto is 1952738577. It was assigned to this individual provider in the NPPES registry on September 27, 2013.

Where is Jonathan Casto located?

Jonathan Casto practices at 509 2nd Ave, South Charleston, WV 25303. The listed phone number is (304) 720-3555.

What is Jonathan Casto's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Jonathan Casto enrolled in Medicare?

Yes. Jonathan Casto 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 Jonathan Casto accept?

Health plans from CareSource, Moda Health Plan, Inc. and Providence Health Plan list Jonathan Casto 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 Jonathan Casto affiliated with any hospitals?

According to CMS data, Jonathan Casto is affiliated with Charleston Area Medical Center and Thomas Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Jonathan Casto was last updated on November 21, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.