Eric Messmer, PT
- Medicare patients, 2024
- 160
- MIPS score, 2024
- 86
- Affiliated sites
- 2
- Medical groups
- 2
- State licenses
- 2
- Practice address
- 9270 Wicker Ave, Saint John, IN 46373
- Practice phone
- Call (630) 236-7544
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ati Physical Therapy
Physical therapy & rehab practice · Saint John, Indiana
Find Eric Messmer'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.
Eric Messmer is a physical therapist in Saint John, Indiana
Eric Messmer practices at Ati Physical Therapy in Saint John, Indiana.
Eric Messmer's NPI, 1609094366, was assigned on April 20, 2007. Eric Messmer holds Indiana license 05007545A.
- NPI
- 1609094366NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082924824
- NPI enumeration date
- April 20, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (630) 236-7544
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Eric Messmer practices at Ati Physical Therapy in Saint John, Indiana
Eric Messmer's primary practice is Ati Physical Therapy, at 9270 Wicker Ave, Saint John, IN 46373. The practice phone is (630) 236-7544.
- Ati Physical Therapy9270 Wicker Ave, Saint John, IN 46373Phone(630) 236-7544
Source: Dmand AI Affiliation Data
Eric Messmer is affiliated with 2 sites of care and 2 medical groups
Eric Messmer's primary practice is Ati Physical Therapy in Saint John, Indiana. The medical group on file is ATI Physical Therapy. Dmand AI also links Eric Messmer to 1 more group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Eric Messmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Eric Messmer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ati Physical Therapy | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Eric Messmer is one of 1,995 physical therapists in Indiana
Physical therapist is Eric Messmer's primary specialty in the NPI Registry, under taxonomy code 225100000X. Dmand AI has Eric Messmer's licenses on file in 2 states: Indiana and Illinois.
Specialties and state licenses
- Physical therapist, IndianaPrimary
- Illinois license
Physical therapists near Eric Messmer
Counts of physical therapists 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
Eric Messmer treated 160 Medicare patients in 2024, average age 71
CMS counts 160 Medicare patients who saw Eric Messmer in 2024. The largest group is 65 to 74, with 91 patients. 75% of them have arthritis, and 75% have high blood pressure. 11% are also on Medicaid. Their average risk score is 0.90, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Eric Messmer's median patient age at 60, with 54% women.
Eric Messmer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Eric Messmer's Medicare patients by sex, 2024
- Women10767%
- Men5333%
Chronic conditions among Eric Messmer's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders29%
- Anxiety28%
- Diabetes26%
- Depression24%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Eric Messmer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Eric Messmer scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Eric Messmer for performance year 2024, reported as part of a group. Eric Messmer accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Eric Messmer's MIPS scores, performance year 2024
- 86of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
- 73of 100Cost
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 Eric Messmer'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | 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 Eric Messmer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Eric Messmer's NPI number?
Eric Messmer's NPI number is 1609094366. It was assigned on April 20, 2007, and it is active in the NPI Registry.
What does Eric Messmer specialize in?
Eric Messmer is a physical therapist in Saint John, Indiana. The primary specialty in the NPI Registry is Physical Therapist (taxonomy code 225100000X).
Where does Eric Messmer practice?
Eric Messmer practices at 9270 Wicker Ave, Saint John, IN 46373. Eric Messmer's primary practice is Ati Physical Therapy in Saint John, Indiana. Dmand AI also links Eric Messmer to 1 group practice or clinic and 1 medical group.
What is Eric Messmer's office phone number?
The practice phone on file for Eric Messmer is (630) 236-7544.
What is Eric Messmer's medical license number?
Eric Messmer holds Indiana license 05007545A, one of the licenses on file in 2 states.
Which states has Eric Messmer been licensed in?
Dmand AI has state licenses on file for Eric Messmer in Indiana and Illinois.
What medical group is Eric Messmer part of?
Eric Messmer is linked to ATI Physical Therapy. Dmand AI links Eric Messmer to 1 more medical group.
Does Eric Messmer accept Medicare?
Yes. CMS lists Eric Messmer as accepting Medicare assignment.
What is Eric Messmer's MIPS score?
Eric Messmer's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Eric Messmer see?
CMS counts 160 Medicare patients who saw Eric Messmer in 2024, with an average age of 71.
How long has Eric Messmer been practicing?
Eric Messmer graduated from medical school in 2001, 25 years ago.
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