John E. Looby, MD
Hospitalist Physician · Rapid City, SD
John E. Looby, MD is a hospitalist physician with a practice address in Rapid City, South Dakota, and NPI 1508966011, issued on Sep 24, 2006. Check the license (South Dakota 4242, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- John E. Looby
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 4242 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
- Jan 3, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20051116000508); accepts Medicare assignment
- Medical or professional school
- Sanford School Of Medicine Of University Of South Dakota, 1994
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 99 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 John E. Looby 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 4242Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% more Medicare Part D claims than the average hospitalist physician in 2024
853 Medicare Part D claims for 116 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Metoprolol Succinate68 claims
- Potassium Chloride46 claims
- Atorvastatin Calcium44 claims
- Losartan Potassium43 claims
- Amlodipine Besylate38 claims
- Eliquis38 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).
John E. Looby among 99 hospitalist physician records in South Dakota
John E. Looby, MD is one of 99 hospitalist physician records with a practice address in South Dakota. 85% 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, 80% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1994 · median 2012 among the 75 with a school on file
- Record last updated2013 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in South Dakota
There are 99 hospitalist physician records in South Dakota.
All 99 in South Dakota → Every provider in Rapid City → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Osama Ahsan, DORapid City, SD 577011043903891
- Stephen Calhoon, MDRapid City, SD 577011720188220
- Mona Elsayed, MDRapid City, SD 577011205928785
- Candace Fetzer, MDRapid City, SD 577011831146596
- Chad Hanna, MDRapid City, SD 577011568488021
- Robert Houser, MDRapid City, SD 577011578518726
- Raymond Nowaczyk, MDRapid City, SD 577011104821248
- Marina Petukoff, MDRapid City, SD 577011508802596
Common questions
What is John E. Looby, MD's NPI number?
John E. Looby, MD's National Provider Identifier (NPI) is 1508966011, issued on Sep 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John E. Looby, 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 John E. Looby, MD's license?
NPPES lists South Dakota license number 4242, 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 John E. Looby, MD prescribe under Medicare Part D?
In 2024, John E. Looby, MD had 853 Medicare Part D claims for 116 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is John E. Looby, 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.