Erin Kimberly Herndon, M.D.
Internal Medicine Physician · Clinton, IA
Erin Kimberly Herndon, M.D. is an internal medicine physician with a practice address in Clinton, Iowa, and NPI 1942294483, issued on Sep 9, 2005. Check the license (Iowa 24246, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Erin Kimberly Herndon
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 24246 IA
Self-reported in NPPES; status is on the state search - Practice location
- 221 Main Ave, Clinton, IA 52732
- Phone
- (563) 242-7522
- Enumerated
- Sep 9, 2005
- Record last updated
- Apr 29, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (563) 242-7534
- Medicare enrollment
- Enrolled (PECOS I20100118000073); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 1983
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 871 in Iowa → Look up another NPI →
Also registered at 221 Main Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dorothy Anderson, ARNPNurse Practitioner1013160761
- Amanda Dalaska, ARNPFamily Nurse Practitioner1962750422
- Douglas Jergenson, MDInternal Medicine Physician1689678344
- Kelly Jergenson, ARNPNurse Practitioner1114921772
Verify Erin Kimberly Herndon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 24246Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average internal medicine physician in 2024
3,293 Medicare Part D claims for 284 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 104 claims were for opioids.
Most prescribed
- Atorvastatin Calcium232 claims
- Amlodipine Besylate191 claims
- Metformin Hcl191 claims
- Losartan Potassium157 claims
- Omeprazole155 claims
- Tramadol Hcl101 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.
Industry payments in 2024: $30.26
1 payment: food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Arroyo Vista Family Health FoundationLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Kimberly Herndon among 871 internal medicine physician records in Iowa
Erin Kimberly Herndon, M.D. 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 fileYes · 44% of these records are
- Graduated1983 · median 2008 among the 386 with a school on file
- Record last updated2015 · 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).
6 internal medicine physician records list a practice address in Clinton
They are 6 of the 507 NPPES records with a practice address in Clinton, and 871 internal medicine physician records in Iowa.
All 871 in Iowa → Every provider in Clinton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Suheil Barakat, M.D.Clinton, IA 527321013975259
- Ahmed Fathala, MDClinton, IA 527321184604696
- Douglas Jergenson, MDClinton, IA 527321689678344
- Michael Mankarious, M.D.Clinton, IA 527321659375921
- Sasidhar Somuri, M.DClinton, IA 527321285954206
- Anita Ahuja, M.D.Bettendorf, IA 527221568845246
- William Jerome, MDBettendorf, IA 527221215915855
- James Kettelkamp, MDBettendorf, IA 527221346228970
Common questions
What is Erin Kimberly Herndon, M.D.'s NPI number?
Erin Kimberly Herndon, M.D.'s National Provider Identifier (NPI) is 1942294483, issued on Sep 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Erin Kimberly Herndon, M.D. located?
The NPPES record lists a practice address at 221 Main Ave, Clinton, IA, 52732. Phone: (563) 242-7522. Providers update this record themselves, so call before visiting.
How can I verify Erin Kimberly Herndon, M.D.'s license?
NPPES lists Iowa license number 24246, 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 Erin Kimberly Herndon, M.D. prescribe under Medicare Part D?
In 2024, Erin Kimberly Herndon, M.D. had 3,293 Medicare Part D claims for 284 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.