Alexander P. Johnson, M.D.
Hospitalist Physician · Dubuque, IA
Alexander P. Johnson, M.D. is a hospitalist physician with a practice address in Dubuque, Iowa, and NPI 1023077559, issued on Mar 22, 2006. Check the license (Iowa 34762, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Alexander P. Johnson
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 34762 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1515 Delhi St, Dubuque, IA 52001
- Phone
- (563) 557-9111
- Enumerated
- Mar 22, 2006
- Record last updated
- Apr 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (563) 589-4046
- Medicare enrollment
- Enrolled (PECOS I20050912001314); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 302 in Iowa → Look up another NPI →
Also registered at 1515 Delhi St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rebekah Bond, M.D.Hospitalist Physician1588633002
- Zhengjin Cao, M.D.Internal Medicine Physician1861616039
- Richard Fairley, M.D.Internal Medicine Physician1801862552
- Krishnarao Gorrepati, MDGastroenterology Physician1588624811
- Angela Hubanks, PA-CMedical Physician Assistant1356538300
- Ronald Iverson, M.D.Endocrinology, Diabetes & Metabolism Physician1265407589
Verify Alexander P. Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 34762Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average hospitalist physician in 2024
622 Medicare Part D claims for 174 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
- Atorvastatin Calcium52 claims
- Pantoprazole Sodium45 claims
- Furosemide44 claims
- Eliquis31 claims
- Potassium Chloride23 claims
- Amlodipine Besylate21 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.
Bills Medicare through one group practice
- The Finley HospitalDubuque, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexander P. Johnson among 302 hospitalist physician records in Iowa
Alexander P. Johnson, M.D. is one of 302 hospitalist physician records with a practice address in Iowa. 87% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 86% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated1989 · median 2014 among the 243 with a school on file
- Record last updated2021 · 26% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Iowa
There are 302 hospitalist physician records in Iowa.
All 302 in Iowa → Every provider in Dubuque → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Rebekah Bond, M.D.Dubuque, IA 520011588633002
- Alexander Chung, MDDubuque, IA 520011407072853
- Stephanie Finch, DODubuque, IA 520011295394187
- Alexander Jones, DODubuque, IA 520011144242991
- Michael Kuennen, MDDubuque, IA 520011396796603
- Holly Melahoures, DODubuque, IA 520011295848604
- Christian Menezes, DODubuque, IA 520011992362396
- Morgan Nichols, MDDubuque, IA 520011952890196
Common questions
What is Alexander P. Johnson, M.D.'s NPI number?
Alexander P. Johnson, M.D.'s National Provider Identifier (NPI) is 1023077559, issued on Mar 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alexander P. Johnson, M.D. located?
The NPPES record lists a practice address at 1515 Delhi St, Dubuque, IA, 52001. Phone: (563) 557-9111. Providers update this record themselves, so call before visiting.
How can I verify Alexander P. Johnson, M.D.'s license?
NPPES lists Iowa license number 34762, 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 Alexander P. Johnson, M.D. prescribe under Medicare Part D?
In 2024, Alexander P. Johnson, M.D. had 622 Medicare Part D claims for 174 beneficiaries; the average among hospitalist physician prescribers was 521. 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.