Kristi E. Chang, MD
Otolaryngology Physician · Iowa City, IA
Kristi E. Chang, MD is an otolaryngology physician with a practice address in Iowa City, Iowa, and NPI 1639160781, issued on Oct 28, 2005. Check the license (Iowa 34538, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Kristi E. Chang
- Credential
- MD
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 34538 IA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Hawkins Dr, Iowa City, IA 52242
- Phone
- (319) 384-6657
- Enumerated
- Oct 28, 2005
- Record last updated
- Nov 2, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (319) 356-4547
- Medicaid ID
- 0262014 IA
- Medicare enrollment
- Enrolled (PECOS I20091214000374); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 145 in Iowa → Look up another NPI →
Also registered at 200 Hawkins Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kristi E. Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 34538Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average otolaryngology physician in 2024
113 Medicare Part D claims for 35 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D.
Most prescribed
- Chlorhexidine Gluconate28 claims
- Levothyroxine Sodium26 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
- 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).
Kristi E. Chang among 145 otolaryngology physician records in Iowa
Kristi E. Chang, MD is one of 145 otolaryngology physician records with a practice address in Iowa. 72% 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, 81% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1997 · median 2005 among the 75 with a school on file
- Record last updated2012 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in Iowa
There are 145 otolaryngology physician records in Iowa.
All 145 in Iowa → Every provider in Iowa City → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Mohannad Al-Qudah, M.D.Iowa City, IA 522421861658049
- Brian Andrews, MDIowa City, IA 522421245449701
- Nancy Bauman, MDIowa City, IA 522421972596187
- Patrick Collison, MDIowa City, IA 522421649271628
- Bruce Gantz, MDIowa City, IA 522421730173592
- Scott Graham, MDIowa City, IA 522421508850678
- Henry Hoffman, MDIowa City, IA 522421326031709
- Tim Iseli, M.B.,B.S.Iowa City, IA 522421598957029
Common questions
What is Kristi E. Chang, MD's NPI number?
Kristi E. Chang, MD's National Provider Identifier (NPI) is 1639160781, issued on Oct 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kristi E. Chang, MD located?
The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 384-6657. Providers update this record themselves, so call before visiting.
How can I verify Kristi E. Chang, MD's license?
NPPES lists Iowa license number 34538, 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 Kristi E. Chang, MD prescribe under Medicare Part D?
In 2024, Kristi E. Chang, MD had 113 Medicare Part D claims for 35 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.