Gregory Leo Gullickson, PH D
Psychologist · Iowa City, IA
Gregory Leo Gullickson, PH D is a psychologist with a practice address in Iowa City, Iowa, and NPI 1023120276, issued on Aug 31, 2006. Check the license (Iowa 00314, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory Leo Gullickson
- Credential
- PH D
- Primary taxonomy
- Psychologist 103T00000X
- License numbers
- 00314 IA
00772 IA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Hawkins Dr, Iowa City, IA 52242
- Phone
- (319) 356-4200
- Enumerated
- Aug 31, 2006
- Record last updated
- Nov 10, 2023
- Fax
- (319) 353-8383
- Medicare enrollment
- Enrolled (PECOS I20101021001011); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychologist records → All 251 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 Gregory Leo Gullickson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 00314Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 99.4 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
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).
Gregory Leo Gullickson among 251 psychologist records in Iowa
Gregory Leo Gullickson, PH D is one of 251 psychologist records with a practice address in Iowa. 19% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 56% newer
- In a Medicare fileYes · 19% of these records are
- In the CMS Doctors and Clinicians fileYes · 27% of these records are
- Graduated1993 · median 2001 among the 68 with a school on file
- Record last updated2023 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychologist providers in Iowa
There are 251 psychologist records in Iowa.
All 251 in Iowa → Every provider in Iowa City → Psychologist nationwide →
The 8 psychologist records with the nearest ZIP codes
- Wayne Bowers, PHDIowa City, IA 522421023003704
- Alan Christensen, PHDIowa City, IA 522421972591881
- Linda Cooper-Brown, PH.D.Iowa City, IA 522421770690646
- Patricia Espe Pfeifer, PHDIowa City, IA 522421205887882
- Valerie Keffala, PH.D.Iowa City, IA 522421386781672
- David Moser, PHDIowa City, IA 522421164417820
- Lynn Richman, PHDIowa City, IA 522421841287703
- Mary Roberts, PH.D.Iowa City, IA 522421558410456
Common questions
What is Gregory Leo Gullickson, PH D's NPI number?
Gregory Leo Gullickson, PH D's National Provider Identifier (NPI) is 1023120276, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Leo Gullickson, PH D located?
The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-4200. Providers update this record themselves, so call before visiting.
How can I verify Gregory Leo Gullickson, PH D's license?
NPPES lists Iowa license number 00314, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
What is Gregory Leo Gullickson, PH D's MIPS final score?
The 2023 MIPS final score is 99.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.