NPPES file of Aug 9, 2026

Darwin W. Keller, M.D.

Neurological Surgery Physician · Spartanburg, SC

Darwin W. Keller, M.D. is a neurological surgery physician with a practice address in Spartanburg, South Carolina, and NPI 1699744300, issued on Mar 15, 2006. Check the license (South Carolina 20-5078, 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
1699744300
Name
Darwin W. Keller
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
20-5078 SC
Self-reported in NPPES; status is on the state search
Practice location
1075 Boiling Springs RD, Spartanburg, SC 29303
Phone
(864) 583-7265
Enumerated
Mar 15, 2006
Record last updated
Jul 13, 2026
Medicaid ID
050786 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 1075 Boiling Springs RD

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

  1. Anna Brown, FNPFamily Nurse Practitioner1114378049
  2. Christopher Chittum, M.D.Neurological Surgery Physician1548286412
  3. Robert Flandry, MDNeurological Surgery Physician1346209210
  4. Jessica Francois, DPTPhysical Therapist1841768330
  5. Julie Justice, FNP-CFamily Nurse Practitioner1023217569
  6. Lesia LyashenkoFamily Nurse Practitioner1396665600

Verify Darwin W. Keller 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 20-5078
    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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Industry payments in 2024: $44.82

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Darwin Keller$45
  2. Specialty average$14,926

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

Darwin W. Keller among 127 neurological surgery physician records in South Carolina

Darwin W. Keller, M.D. is one of 127 neurological surgery physician records with a practice address in South Carolina. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 57% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2026 · 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 207T00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in South Carolina

There are 127 neurological surgery physician records in South Carolina.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Jeremy AdkinsSpartanburg, SC 293031609370618
  2. Adam Back, M.D.Spartanburg, SC 293031447540935
  3. Christopher Chittum, M.D.Spartanburg, SC 293031548286412
  4. Phillip Esce, M.D.Spartanburg, SC 293031457322406
  5. Robert Flandry, MDSpartanburg, SC 293031346209210
  6. Cavert McCorkle, M.D.Spartanburg, SC 293031407836257
  7. Donald Shields, M.D., PH.D.Spartanburg, SC 293031962460907
  8. David Semenoff, M.D.Charleston, SC 294011407877210

Common questions

What is Darwin W. Keller, M.D.'s NPI number?

Darwin W. Keller, M.D.'s National Provider Identifier (NPI) is 1699744300, issued on Mar 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Darwin W. Keller, M.D. located?

The NPPES record lists a practice address at 1075 Boiling Springs RD, Spartanburg, SC, 29303. Phone: (864) 583-7265. Providers update this record themselves, so call before visiting.

How can I verify Darwin W. Keller, M.D.'s license?

NPPES lists South Carolina license number 20-5078, 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.

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.