Amy L. Callaghan, DO
Internal Medicine Physician · Sioux City, IA
Amy L. Callaghan, DO is an internal medicine physician with a practice address in Sioux City, Iowa, and NPI 1215924964, issued on Sep 27, 2005. Check the license (Iowa 3086, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Amy L. Callaghan
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 3086 IA
6033 SD
Self-reported in NPPES; status is on the state search - Practice location
- 624 Jones Street, Sioux City, IA 51101
- Phone
- (515) 279-2510
- Enumerated
- Sep 27, 2005
- Record last updated
- Aug 27, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (712) 279-2519
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 871 in Iowa → Look up another NPI →
Verify Amy L. Callaghan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 3086Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
132 Medicare Part D claims for 52 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Rosuvastatin Calcium15 claims
- Metoprolol Succinate14 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.
Amy L. Callaghan among 871 internal medicine physician records in Iowa
Amy L. Callaghan, DO is one of 871 internal medicine physician records with a practice address in Iowa. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 44% of these records are
- Record last updated2010 · 46% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 internal medicine physician records list a practice address in Sioux City
They are 20 of the 1,486 NPPES records with a practice address in Sioux City, and 871 internal medicine physician records in Iowa.
All 871 in Iowa → Every provider in Sioux City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Peter Anderson, M.D.Sioux City, IA 511011114967858
- Steven Feeney, M.D.Sioux City, IA 511011649208604
- Neha Mehta, M.D.Sioux City, IA 511011346774940
- Manju Pillai, MDSioux City, IA 511011275843575
- Sandeep Pulimi, MDSioux City, IA 511011730429408
- Anukul Roy, MDSioux City, IA 511011568625796
- Frederick Stack, MDSioux City, IA 511011548256977
- Rodrigo Torres, M.D.Sioux City, IA 511011952390189
Common questions
What is Amy L. Callaghan, DO's NPI number?
Amy L. Callaghan, DO's National Provider Identifier (NPI) is 1215924964, issued on Sep 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Amy L. Callaghan, DO located?
The NPPES record lists a practice address at 624 Jones Street, Sioux City, IA, 51101. Phone: (515) 279-2510. Providers update this record themselves, so call before visiting.
How can I verify Amy L. Callaghan, DO's license?
NPPES lists Iowa license number 3086, 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 Amy L. Callaghan, DO prescribe under Medicare Part D?
In 2024, Amy L. Callaghan, DO had 132 Medicare Part D claims for 52 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.