Marc Herbert McClellan, D.D.S.
General Practice Dentistry · Mobridge, SD
Marc Herbert McClellan, D.D.S. is a general practice dentistry with a practice address in Mobridge, South Dakota, and NPI 1508928011, issued on Dec 14, 2006. Check the license (South Dakota M711, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marc Herbert McClellan
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- M711 SD
Self-reported in NPPES; status is on the state search - Practice location
- 509 N Main St, Mobridge, SD 57601
- Phone
- (605) 845-7222
- Enumerated
- Dec 14, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (605) 845-5532
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 318 in South Dakota → Look up another NPI →
Also registered at 509 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thomas Swanson, D.D.S.General Practice Dentistry1457413866
Verify Marc Herbert McClellan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
Search for license M711Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average general practice dentistry in 2024
91 Medicare Part D claims for 46 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin67 claims
- Cephalexin15 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.
Marc Herbert McClellan among 318 general practice dentistry records in South Dakota
Marc Herbert McClellan, D.D.S. is one of 318 general practice dentistry records with a practice address in South Dakota. 60% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 61% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 general practice dentistry records list a practice address in Mobridge
They are 2 of the 52 NPPES records with a practice address in Mobridge, and 318 general practice dentistry records in South Dakota.
All 318 in South Dakota → Every provider in Mobridge → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Thomas Swanson, D.D.S.Mobridge, SD 576011457413866
- Matthew Bury, D.D.S.Winner, SD 575801487001327
- Bradley Farley, DDSWinner, SD 575801659783181
- Lawrence Gunner, DDSWinner, SD 575801205946878
- Michael Lee, DDSFaith, SD 576261356016901
- Stuart Wechter, DMDRosebud, SD 575701699413302
- Ronald Mann, DDSPhilip, SD 575671346424348
- Xandria Yackley, DDS, BSMcLaughlin, SD 576421427661594
Common questions
What is Marc Herbert McClellan, D.D.S.'s NPI number?
Marc Herbert McClellan, D.D.S.'s National Provider Identifier (NPI) is 1508928011, issued on Dec 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marc Herbert McClellan, D.D.S. located?
The NPPES record lists a practice address at 509 N Main St, Mobridge, SD, 57601. Phone: (605) 845-7222. Providers update this record themselves, so call before visiting.
How can I verify Marc Herbert McClellan, D.D.S.'s license?
NPPES lists South Dakota license number M711, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does Marc Herbert McClellan, D.D.S. prescribe under Medicare Part D?
In 2024, Marc Herbert McClellan, D.D.S. had 91 Medicare Part D claims for 46 beneficiaries; the average among general practice dentistry prescribers was 83. 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.