Wilhelm Leonard Castellon

Individual provider Active NPI Internal Medicine Physician · Clarion, PA

NPI 1821471327 · NPPES record last updated May 16, 2023

Key facts

NPI
1821471327
Entity type
Individual (NPI type 1)
Primary specialty
Internal Medicine Physician 207R00000X
License
U2802 (TX)
Practice address
24 Doctors LN
Suite 202
Clarion, PA 16214-8568
Phone
(814) 226-2500
Fax
(814) 226-2501
NPI assigned
Jul 1, 2015
Sex
Male
Sole proprietor
No

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Internal Medicine
Education
Lake Erie College of Osteopathic Medicine, Erie, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Hospitalist Medicine Physicians of Ohio-Columbus II Professional Corp (75 clinicians)

Practice addresses (Care Compare)

272 Hospital Rd
Chillicothe, OH 45601-9031
Phone (740) 779-7500

Hospital & facility affiliations

  • Adena Regional Medical Center Hospital · Chillicothe, OH · CCN 360159

Medicare participation

Medicare fee-for-service enrollment
Enrolled (2 enrollments) in OH, TX
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20190730004608 OH Practitioner - Internal Medicine 8527325372 Reassigns benefits to 3 organizations
I20230530002549 TX Practitioner - Internal Medicine 8527325372 Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Osteopathy

Practice roles

OrganizationSpecialtyStatusNew patients
Hospitalist Medicine Physicians of Ohio, Professional Corporation Family Medicine Current
since Jul 1, 2019
Accepting new patients
Hospitalist Medicine Physicians of Richland County, LTD Family Medicine Current
since Jan 1, 2022
Accepting new patients
Hospitalist Medicine Physicians of Texas, PLLC Family Medicine Current
since Apr 16, 2023
Accepting new patients
Hospitalist Medicine Physicians of Ohio-Columbus II Professional Corp Family Medicine Current
since May 20, 2025
Accepting new patients
Methodist Hospital Plainview Texas Past Accepting new patients
Adena Health System Past Accepting new patients

Locations

2420 Lake Ave
Ashtabula, OH 44004
Phone (216) 986-2919

1320 Timken Mercy Dr NW
Canton, OH 44708
Phone (330) 489-1000

272 Hospital Rd
Chillicothe, OH 45601
Phone (740) 779-4275

6001 E Broad St
Columbus, OH 43213
Phone (614) 224-6420

181 Taylor Ave
Columbus, OH 43203
Phone (614) 257-2358

550 Mirabeau St
Greenfield, OH 45123
Phone (937) 672-4128

500 S Cleveland Ave
Westerville, OH 43081
Phone (380) 898-4000

120 Brentwood Commons Way
Ste 510
Brentwood, TN 37027
Phone (253) 682-6040

5410 Maryland Way
Ste 300
Brentwood, TN 37027
Phone (615) 377-1674

1500 S Main St
Ft Worth, TX 76104
Phone (817) 921-3431

18951 N Memorial Dr
Humble, TX 77338
Phone (281) 319-8409

3615 19th St
Lubbock, TX 79410
Phone (806) 725-0000

2601 Dimmitt Rd
Plainview, TX 79072
Phone (806) 296-4282

2600 Saint Michael Dr
Texarkana, TX 75503
Phone (903) 614-1000

Interoperability endpoints

  • Direct secure messaging: wcastellon1583344@direct.osumc.edu

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X U2802 TX Yes
Family Medicine Physician 207Q00000X OT016669 PA

Addresses

Primary practice location

24 Doctors LN
Suite 202
Clarion, PA 16214-8568

Mailing address

513 Ridgewood Rd
Shippenville, PA 16254-4004

Other providers in Clarion, PA

All providers in Clarion, PA · Internal Medicine Physician in Pennsylvania

Sources for this page

Verify at the official NPI Registry.