Karl M. Holmes, PAC
Physician Assistant · Keystone, IA
Karl M. Holmes, PAC is a physician assistant with a practice address in Keystone, Iowa, and NPI 1124006887, issued on Jan 4, 2006. Check the license (Iowa 001034, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karl M. Holmes
- Credential
- PAC
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 001034 IA
Self-reported in NPPES; status is on the state search - Practice location
- 214 3RD St, Keystone, IA 52249
- Phone
- (319) 442-3215
- Enumerated
- Jan 4, 2006
- Record last updated
- Oct 19, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (319) 442-3217
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,525 in Iowa → Look up another NPI →
Verify Karl M. Holmes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 001034Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9.0 times the Medicare Part D claims of the average physician assistant in 2024
7,437 Medicare Part D claims for 484 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 274 claims were for opioids.
Most prescribed
- Levothyroxine Sodium288 claims
- Amlodipine Besylate238 claims
- Atorvastatin Calcium238 claims
- Lisinopril235 claims
- Rosuvastatin Calcium227 claims
- Pantoprazole Sodium182 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.
Karl M. Holmes among 1,525 physician assistant records in Iowa
Karl M. Holmes, PAC is one of 1,525 physician assistant records with a practice address in Iowa. 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 10% of them.
- NPI issued2006 · 10% of these records are older, 73% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2007 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in Iowa
There are 1,525 physician assistant records in Iowa.
The 8 physician assistant records with the nearest ZIP codes
- Rebecca Kuehn, PAKalona, IA 522471336257203
- Sandi Baston, PA-CIowa City, IA 522461801262167
- Christopher Benjamin, PA-CIowa City, IA 522461972534550
- Julie Eastman, PA-CIowa City, IA 522461649237264
- Lavon Laube, P.A.Iowa City, IA 522461720058332
- Jacquelyn Loesche, PAIowa City, IA 522461003073834
- Julie Truman, MSPA, PA-CIowa City, IA 522461427089929
- Jennifer Westlake, PA-CIowa City, IA 522461235197484
Common questions
What is Karl M. Holmes, PAC's NPI number?
Karl M. Holmes, PAC's National Provider Identifier (NPI) is 1124006887, issued on Jan 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karl M. Holmes, PAC located?
The NPPES record lists a practice address at 214 3RD St, Keystone, IA, 52249. Phone: (319) 442-3215. Providers update this record themselves, so call before visiting.
How can I verify Karl M. Holmes, PAC's license?
NPPES lists Iowa license number 001034, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Karl M. Holmes, PAC prescribe under Medicare Part D?
In 2024, Karl M. Holmes, PAC had 7,437 Medicare Part D claims for 484 beneficiaries; the average among physician assistant prescribers was 830. 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.