Benjamin Warren Casterline, MD
Dermatology Physician · Columbia, MO
Benjamin Warren Casterline, MD is a dermatology physician with a practice address in Columbia, Missouri, and NPI 1639746142, issued on Jun 4, 2021. Check the license (Missouri 2025031637, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Benjamin Warren Casterline
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 2025031637 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4230 Philips Farm RD, Columbia, MO 65201
- Phone
- (573) 882-4800
- Enumerated
- Jun 4, 2021
- Record last updated
- Jul 28, 2025
- Fax
- (573) 884-0723
- Medicare enrollment
- Enrolled (PECOS I20250813002186); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 278 in Missouri → Look up another NPI →
Also registered at 4230 Philips Farm RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Justin Bedford, FNPFamily Nurse Practitioner1346590957
- Constance Gillaspie, PAPhysician Assistant1265451850
- Andrea Gilmore, MDDermatology Physician1669104477
- Catherine Gloss, MDDermatopathology Physician1063099182
- Austin Greenwood, FNPFamily Nurse Practitioner1134651128
- Ashley Jenkins, M.D.Dermatology Physician1104239037
Verify Benjamin Warren Casterline in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2025031637Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average dermatology physician in 2024
370 Medicare Part D claims for 114 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Triamcinolone Acetonide51 claims
- Ketoconazole38 claims
- Clobetasol Propionate25 claims
- Clindamycin Phosphate24 claims
- Humira(Cf) Pen21 claims
- Metronidazole21 claims
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: $1,061.21
12 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- The Curators OF The University OF MissouriColumbia, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Benjamin Warren Casterline among 278 dermatology physician records in Missouri
Benjamin Warren Casterline, MD is one of 278 dermatology physician records with a practice address in Missouri. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 85% of them.
- NPI issued2021 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2021 · median 2008 among the 190 with a school on file
- Record last updated2025 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Missouri
There are 278 dermatology physician records in Missouri.
All 278 in Missouri → Every provider in Columbia → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Susan Ailor, MDColumbia, MO 652011245327949
- Janie Bruce, MDColumbia, MO 652011003573593
- Michelle CrodaColumbia, MO 652011497499198
- Taylor Davis, MDColumbia, MO 652011912747114
- Andrea Gilmore, MDColumbia, MO 652011669104477
- Ashley Jenkins, M.D.Columbia, MO 652011104239037
- Kathleen Long, M.D.Columbia, MO 652011710367503
- Kari Martin, M.D.Columbia, MO 652011083811335
Common questions
What is Benjamin Warren Casterline, MD's NPI number?
Benjamin Warren Casterline, MD's National Provider Identifier (NPI) is 1639746142, issued on Jun 4, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Warren Casterline, MD located?
The NPPES record lists a practice address at 4230 Philips Farm RD, Columbia, MO, 65201. Phone: (573) 882-4800. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Warren Casterline, MD's license?
NPPES lists Missouri license number 2025031637, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Benjamin Warren Casterline, MD prescribe under Medicare Part D?
In 2024, Benjamin Warren Casterline, MD had 370 Medicare Part D claims for 114 beneficiaries; the average among dermatology physician prescribers was 797. 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.