John Keith Ostien, PhD
- Medicare patients, 2024
- 15
- MIPS score, 2024
- 91
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 2720 E Lansing Dr, East Lansing, MI 48823-7754
- Practice phone
- Call (517) 337-2900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Comprehensive Psychological Services
Behavioral health facility · East Lansing, Michigan
Find John Ostien's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
John Keith Ostien is a psychologist in East Lansing, Michigan
John Ostien practices at Comprehensive Psychological Services in East Lansing, Michigan.
John Ostien's NPI, 1063518017, was assigned on September 16, 2006. John Ostien holds Michigan license 6301001531.
- NPI
- 1063518017NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204845464
- NPI enumeration date
- September 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (517) 337-2900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Doctors and Clinicians National Downloadable File (CMS)
John Keith Ostien practices at Comprehensive Psychological Services in East Lansing, Michigan
John Ostien's primary practice is Comprehensive Psychological Services, at 2720 E Lansing Dr, East Lansing, MI 48823-7754. The practice phone is (517) 337-2900.
- Comprehensive Psychological Services2720 E Lansing Dr, East Lansing, MI 48823-7754Phone(517) 337-2900
Source: Doctors and Clinicians National Downloadable File (CMS)
John Keith Ostien is affiliated with 1 site of care and 1 medical group
John Ostien's primary practice is Comprehensive Psychological Services in East Lansing, Michigan. The medical group on file is Comprehensive Psychological Services.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John Keith Ostien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Ostien practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Comprehensive Psychological Services | Available with a free account |
Source: Dmand AI Technology Install Data
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John Keith Ostien is one of 864 psychologists in Michigan
Psychologist is John Ostien's primary specialty in the NPI Registry, under taxonomy code 103T00000X. John Ostien is licensed in Michigan.
Specialties and state licenses
- Psychologist, MichiganPrimary
Psychologists near John Ostien
Counts of psychologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
John Keith Ostien treated 15 Medicare patients in 2024, average age 73
CMS counts 15 Medicare patients who saw John Ostien in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Ostien's median patient age at 64, with 56% women.
John Ostien's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
John Ostien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Keith Ostien scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for John Ostien for performance year 2024, reported as part of a group. John Ostien accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
John Ostien's MIPS scores, performance year 2024
- 91of 100Final score
- 78.3of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Sources for John Keith Ostien's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about John Keith Ostien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Keith Ostien's NPI number?
John Keith Ostien's NPI number is 1063518017. It was assigned on September 16, 2006, and it is active in the NPI Registry.
What does John Keith Ostien specialize in?
John Keith Ostien is a psychologist in East Lansing, Michigan. The primary specialty in the NPI Registry is Psychologist (taxonomy code 103T00000X).
Where does John Keith Ostien practice?
John Ostien practices at 2720 E Lansing Dr, East Lansing, MI 48823-7754. John Ostien's primary practice is Comprehensive Psychological Services in East Lansing, Michigan.
What is John Keith Ostien's office phone number?
The practice phone on file for John Ostien is (517) 337-2900.
What is John Keith Ostien's medical license number?
John Ostien holds Michigan license 6301001531.
What medical group is John Keith Ostien part of?
John Ostien is linked to Comprehensive Psychological Services.
Does John Keith Ostien accept Medicare?
Yes. CMS lists John Ostien as accepting Medicare assignment.
What is John Keith Ostien's MIPS score?
John Ostien's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does John Keith Ostien see?
CMS counts 15 Medicare patients who saw John Ostien in 2024, with an average age of 73.
How long has John Keith Ostien been practicing?
John Ostien graduated from medical school in 1979, 47 years ago.
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