John Lothrop, M.D.
Family Medicine Physician · Denison, IA
John Lothrop, M.D. is a family medicine physician with a practice address in Denison, Iowa, and NPI 1780024489, issued on Jun 27, 2013. Check the license (Iowa MD-43858, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- John Lothrop
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD-43858 IA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Medical Pkwy Ste A, Denison, IA 51442
- Phone
- (712) 265-2700
- Enumerated
- Jun 27, 2013
- Entity
- Type 1 · individual
Also registered at 100 Medical Pkwy Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julie Graeve, ARNPNurse Practitioner1528060134
- Karl Hasik, M.D.Obstetrics & Gynecology Physician1235286246
- Michael Luft, D.O.Family Medicine Physician1285714477
Verify John Lothrop in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license MD-43858Check 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 family medicine physician in 2024
2,294 Medicare Part D claims for 362 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Eliquis136 claims
- Atorvastatin Calcium119 claims
- Omeprazole112 claims
- Levothyroxine Sodium102 claims
- Metoprolol Succinate93 claims
- Simvastatin93 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.
One hospital or facility affiliation
- Spencer Municipal HospitalSpencer, IA · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
6 family medicine physician records list a Denison practice address
They are 6 of the 76 NPPES records with a Denison practice address, and 2,300 family medicine physician records in Iowa.
All 6 in Denison → All 2,300 in Iowa → Every provider in Denison →
Other family medicine physician records in Iowa
- Jennifer Aanestad, M.D.Durant, IA1386649341
- Amjad Abdelhady, MDSioux City, IA1033966700
- Afsana Abdullah, D.O.Bettendorf, IA1760583066
- Raja Ali Abdullah, MDCedar Falls, IA1356101000
- Laura Abels, DOAnkeny, IA1427313527
- Matthew AbendrothDes Moines, IA1972918894
- Mabra Abernathy, M.D.Coralville, IA1316922545
- Jennifer Abler, D.O.Altoona, IA1528159068
- Michael Abouassaly, M.D.West Burlington, IA1184790909
- Nesrin Abu Ata, M.D.Sioux City, IA1528297660
Common questions
What is John Lothrop, M.D.'s NPI number?
John Lothrop, M.D.'s National Provider Identifier (NPI) is 1780024489, issued on Jun 27, 2013. An NPI identifies a provider in billing; it is not a license.
Where is John Lothrop, M.D. located?
The NPPES record lists a practice address at 100 Medical Pkwy Ste A, Denison, IA, 51442. Phone: (712) 265-2700. Providers update this record themselves, so call before visiting.
How can I verify John Lothrop, M.D.'s license?
NPPES lists Iowa license number MD-43858, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Lothrop, M.D. prescribe under Medicare Part D?
In 2024, John Lothrop, M.D. had 2,294 Medicare Part D claims for 362 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
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.