DR. JOHN REYNALDO CASTILLO MD
NPI 1487384160
Family Medicine in Lavalette, WV
About Dr. John Reynaldo Castillo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN REYNALDO CASTILLO MD (NPI 1487384160) is an individual family medicine provider in Lavalette, West Virginia, licensed in West Virginia (36636) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS, is affiliated with Cabell Huntington Hospital, Inc, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John Reynaldo Castillo Md 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.
Medicare Billing Reassignment
Medicare enrollment records show John Castillo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Huntington, WV 25701
- Reassigned Medicare billing, West Virginia enrollment
- 525 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cabell Huntington Hospital, Inc
Acute Care Hospitals · Huntington, WVPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 25535 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAVALETTE, WV 25535
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 John Castillo's NPI number?
The NPI number for John Castillo is 1487384160. It was assigned to this individual provider in the NPPES registry on June 14, 2022.
Where is John Castillo located?
John Castillo practices at 4600 Route 152, Lavalette, WV 25535. The listed phone number is (304) 697-9480.
What is John Castillo's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is John Castillo enrolled in Medicare?
Yes. John Castillo 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.
Which organization bills Medicare for John Castillo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Castillo reassigns Medicare benefits to University Physicians & Surgeons, Inc (Huntington, WV). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Castillo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Castillo accept?
Health plans from CareSource list John Castillo 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 John Castillo affiliated with any hospitals?
According to CMS data, John Castillo is affiliated with Cabell Huntington Hospital, Inc.
When was this NPI record last updated?
The NPPES record for John Castillo was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. John Reynaldo Castillo, MD · NPI 1487384160
Family Medicine physician in Lavalette, West Virginia. Individual provider, active in the CMS NPPES registry since June 14, 2022.
## Identity
- **NPI:** 1487384160 (Entity type: Individual)
- **Enumerated:** June 14, 2022
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 36636 (West Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 4600 ROUTE 152, Lavalette, WV 25535-9702
- **Phone:** (304) 697-9480 · **Fax:** (304) 697-9491
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** University Physicians & Surgeons, Inc (NPI 1730183286, Huntington, WV), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1487384160) · Data from the CMS NPPES public registry.