Theresa Whalen, DNP
Nurse Practitioner · Iowa City, IA
Theresa Whalen, DNP is a nurse practitioner with a practice address in Iowa City, Iowa, and NPI 1861153017, issued on Jan 9, 2022. Check the license (Iowa H166412, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Theresa Whalen
- Credential
- DNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- H166412 IA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Hawkins Drive, Iowa City, IA 52242
- Phone
- (319) 356-1616
- Enumerated
- Jan 9, 2022
- Record last updated
- Mar 24, 2022
- Medicare enrollment
- Enrolled (PECOS I20220321000756); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,294 in Iowa → Look up another NPI →
Also registered at 200 Hawkins Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Theresa Whalen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license H166412Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average nurse practitioner in 2024
158 Medicare Part D claims for 50 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 50 claims were for opioids.
Most prescribed
- Oxycodone Hcl40 claims
- Hydroxyzine Hcl30 claims
- Gabapentin20 claims
- Ssd12 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: $172.96
2 payments; by number, the most common kind was food and beverage; the largest payer was PolyNovo North America LLC. The 38,884 providers of this specialty with any payment received $791.64 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
- State University OF IowaIowa City, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Theresa Whalen among 1,294 nurse practitioner records in Iowa
Theresa Whalen, DNP is one of 1,294 nurse practitioner 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 2022, is newer than 79% of them.
- NPI issued2022 · 79% of these records are older, 15% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2021 · median 2018 among the 873 with a school on file
- Record last updated2022 · 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 363L00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
199 nurse practitioner records list a practice address in Iowa City
They are 199 of the 7,163 NPPES records with a practice address in Iowa City, and 1,294 nurse practitioner records in Iowa.
All 1,294 in Iowa → Every provider in Iowa City → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- David Barloon, ARNPIowa City, IA 522421881689552
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- Joni Bosch, PHD ARNPIowa City, IA 522421700871647
- Kathryn Breitbach, ARNPIowa City, IA 522421841285772
- Kristen Brown, ARNPIowa City, IA 522421518952720
- Jo Crowe, ARNPIowa City, IA 522421982699658
- Elizabeth Dowd, ARNPIowa City, IA 522421710972591
- Kathleen Fenoy, ARNPIowa City, IA 522421063405181
Common questions
What is Theresa Whalen, DNP's NPI number?
Theresa Whalen, DNP's National Provider Identifier (NPI) is 1861153017, issued on Jan 9, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Theresa Whalen, DNP located?
The NPPES record lists a practice address at 200 Hawkins Drive, Iowa City, IA, 52242. Phone: (319) 356-1616. Providers update this record themselves, so call before visiting.
How can I verify Theresa Whalen, DNP's license?
NPPES lists Iowa license number H166412, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Theresa Whalen, DNP prescribe under Medicare Part D?
In 2024, Theresa Whalen, DNP had 158 Medicare Part D claims for 50 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.