Marc N. Aldrich, MD
Internal Medicine Physician · Rapid City, SD
Marc N. Aldrich, MD is an internal medicine physician with a practice address in Rapid City, South Dakota, and NPI 1932209442, issued on Sep 24, 2006. Check the license (South Dakota 3550, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Marc N. Aldrich
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 3550 SD
Self-reported in NPPES; status is on the state search - Practice location
- 353 Fairmont Blvd, Rapid City, SD 57701
- Phone
- (605) 719-1000
- Enumerated
- Sep 24, 2006
- Record last updated
- Oct 11, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040512000105); accepts Medicare assignment
- Medical or professional school
- Sanford School Of Medicine Of University Of South Dakota, 1983
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 247 in South Dakota → Look up another NPI →
Also registered at 353 Fairmont Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marc N. Aldrich 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 3550Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average internal medicine physician in 2024
495 Medicare Part D claims for 130 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Atorvastatin Calcium45 claims
- Furosemide19 claims
- Metoprolol Succinate18 claims
- Nitroglycerin18 claims
- Amoxicillin-Clavulanate Potass16 claims
- Clopidogrel15 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 MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Monument Health Rapid City Hospital IncRapid City, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marc N. Aldrich among 247 internal medicine physician records in South Dakota
Marc N. Aldrich, MD is one of 247 internal medicine physician records with a practice address in South Dakota. 79% 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 13% of them.
- NPI issued2006 · 13% of these records are older, 52% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1983 · median 2008 among the 146 with a school on file
- Record last updated2013 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 internal medicine physician records list a practice address in Rapid City
They are 43 of the 3,017 NPPES records with a practice address in Rapid City, and 247 internal medicine physician records in South Dakota.
All 247 in South Dakota → Every provider in Rapid City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Eaton, MDRapid City, SD 577011871548578
- James Engelbrecht, MDRapid City, SD 577011003886680
- David Evans, MDRapid City, SD 577011780639484
- Kenneth Hart, MDRapid City, SD 577011689609828
- John Herbst, MDRapid City, SD 577011922037357
- Dave Johnson, MDRapid City, SD 577011821038944
- David Klocke, MDRapid City, SD 577011487624573
- Sonja Labrie, MDRapid City, SD 577011295789451
Common questions
What is Marc N. Aldrich, MD's NPI number?
Marc N. Aldrich, MD's National Provider Identifier (NPI) is 1932209442, issued on Sep 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marc N. Aldrich, MD located?
The NPPES record lists a practice address at 353 Fairmont Blvd, Rapid City, SD, 57701. Phone: (605) 719-1000. Providers update this record themselves, so call before visiting.
How can I verify Marc N. Aldrich, MD's license?
NPPES lists South Dakota license number 3550, 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 Marc N. Aldrich, MD prescribe under Medicare Part D?
In 2024, Marc N. Aldrich, MD had 495 Medicare Part D claims for 130 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Marc N. Aldrich, MD's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.