Gregory Wittenberg
Dermatology Physician · Rapid City, SD
Gregory Wittenberg is a dermatology physician with a practice address in Rapid City, South Dakota, and NPI 1760418420, issued on Jun 24, 2006. Check the license (South Dakota 4524, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Gregory Wittenberg
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 4524 SD
Self-reported in NPPES; status is on the state search - Practice location
- 2820 Mount Rushmore RD, Rapid City, SD 57701
- Phone
- (605) 342-3280
- Enumerated
- Jun 24, 2006
- Entity
- Type 1 · individual
Also registered at 2820 Mount Rushmore RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Oksana Aleksenko, MDGastroenterology Physician1043439631
- Aydamir AlrakawiGastroenterology Physician1154343051
- Ricardo Alvillar, M.D.Rheumatology Physician1386694255
- Angela Anderson, MDObstetrics & Gynecology Physician1407843683
- Cynthia AndersonDermatology Physician1265495535
- Dale BachwichGastroenterology Physician1114978947
Verify Gregory Wittenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 4524Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
35% fewer Medicare Part D claims than the average dermatology physician in 2024
519 Medicare Part D claims for 310 beneficiaries, against an average of 799 among the 11,754 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Cephalexin164 claims
- Triamcinolone Acetonide68 claims
- Clindamycin Hcl43 claims
- Doxycycline Monohydrate30 claims
- Fluorouracil27 claims
- Clobetasol Propionate25 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.
The practice group's Medicare quality score for 2023: 76.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $35.84
2 payments, mostly food and beverage; the largest payer was Ucb, Inc.. The 9,431 providers of this specialty with any payment received $8,593.06 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.
Dermatology Physician providers in South Dakota
There are 49 dermatology physician records in South Dakota.
Other dermatology physician records in South Dakota
- Cynthia AndersonRapid City, SD1265495535
- Anna Bahnson, MDSioux Falls, SD1073177853
- Katherine Bonnichsen, MDPierre, SD1003234832
- William Brunner, MDSioux Falls, SD1639125818
- Gene Burrish, MDSioux Falls, SD1881699288
- Michelle Daffer, MDDakota Dunes, SD1396711867
- Melody Eide, MD MPHRapid City, SD1942419759
- Victoria FinleyRapid City, SD1457303158
- Valerie FlynnSioux Falls, SD1992996771
- Jocelyn Frohm, MDSioux Falls, SD1033220538
Common questions
What is Gregory Wittenberg's NPI number?
Gregory Wittenberg's National Provider Identifier (NPI) is 1760418420, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Wittenberg located?
The NPPES record lists a practice address at 2820 Mount Rushmore RD, Rapid City, SD, 57701. Phone: (605) 342-3280. Providers update this record themselves, so call before visiting.
How can I verify Gregory Wittenberg's license?
NPPES lists South Dakota license number 4524, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Wittenberg prescribe under Medicare Part D?
In 2024, Gregory Wittenberg had 519 Medicare Part D claims for 310 beneficiaries; the average among dermatology physician prescribers was 799. Part D covers Medicare prescriptions only.
What is Gregory Wittenberg's Medicare quality score?
The 2023 MIPS final score is 76.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.