NPPES file of Aug 9, 2026

Joe Blair Castles, M.D.

Pediatrics Physician · Columbia, SC

Joe Blair Castles, M.D. is a pediatrics physician with a practice address in Columbia, South Carolina, and NPI 1508961442, issued on Sep 14, 2006. Check the license (South Carolina 22534, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508961442
Name
Joe Blair Castles
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
22534 SC
Self-reported in NPPES; status is on the state search
Practice location
14 Richland Medical Park Dr, Columbia, SC 29203
Phone
(803) 799-9044
Enumerated
Sep 14, 2006
Record last updated
Jan 12, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(803) 256-8119
Medicaid ID
225349 SC
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 14 Richland Medical Park Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adila Abdul-Karim, FNP-CFamily Nurse Practitioner1245616598
  2. Curtis Bair, M.D.Internal Medicine Physician1306977806
  3. Jason Barber, M.D.Family Medicine Physician1598893257
  4. Joseph Barnaba, PHARM.DPharmacist1518561646
  5. Lawrence BeanAmbulatory Care Pharmacist1265105084
  6. Chelsea Benedict, MDPediatrics Physician1760233019

Verify Joe Blair Castles in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license 22534
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the South Carolina license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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95% fewer Medicare Part D claims than the average pediatrics physician in 2024

19 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.

  1. Joe Castles19
  2. Specialty average375

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $440.72

24 payments; by number, the most common kind was food and beverage; the largest payer was Supernus Pharmaceuticals, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joe Castles$440.72
  2. Specialty average$842.05

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

162 pediatrics physician records list a practice address in Columbia

They are 162 of the 11,200 NPPES records with a practice address in Columbia, and 1,136 pediatrics physician records in South Carolina.

Other pediatrics physician records in South Carolina

  1. Anne Marie Abao-Beauchamp, M.D.Bluffton, SC1194118422
  2. Francis AcaylarBennettsville, SC1295849008
  3. Corinne Adkins, PA-CMyrtle Beach, SC1790905867
  4. Mavictoria Agustin, MDBishopville, SC1760555494
  5. Jill Aiken, MDMyrtle Beach, SC1376597666
  6. Mohammed Al Gadban, MDEasley, SC1043697022
  7. Laura Alberg, M.D.Columbia, SC1720075393
  8. Ruby Albert, MDColumbia, SC1295721009
  9. Bryna AldenColumbia, SC1427753813
  10. Theresa Alderson, MDLugoff, SC1568714053

Common questions

What is Joe Blair Castles, M.D.'s NPI number?

Joe Blair Castles, M.D.'s National Provider Identifier (NPI) is 1508961442, issued on Sep 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joe Blair Castles, M.D. located?

The NPPES record lists a practice address at 14 Richland Medical Park Dr, Columbia, SC, 29203. Phone: (803) 799-9044. Providers update this record themselves, so call before visiting.

How can I verify Joe Blair Castles, M.D.'s license?

NPPES lists South Carolina license number 22534, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joe Blair Castles, M.D. prescribe under Medicare Part D?

In 2024, Joe Blair Castles, M.D. had 19 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.