Dr. Gregory B. Jasinski, MD
- Medicare services, 2024
- 403
- Medicare patients, 2024
- 99
- Part D claims, 2024
- 1,482
- Hospital affiliations
- 1
- Industry payments
- $1,235
- Practice address
- 400 North Pleasant Avenue, Centralia, IL 62801
- Practice phone
- Call (618) 436-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Jasinski'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.
Dr. Gregory B. Jasinski is a psychiatrist in Centralia, Illinois
Dr. Jasinski practices at SSM Health St. Mary's Hospital - Centralia in Centralia, Illinois, part of SSM Health Care.
Dr. Jasinski's NPI, 1164735403, was assigned on July 15, 2010. Dr. Jasinski holds Illinois license 036.139823.
- NPI
- 1164735403NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345495693
- NPI enumeration date
- July 15, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (618) 436-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory B. Jasinski practices at SSM Health St. Mary's Hospital - Centralia in Centralia, Illinois
Dr. Jasinski's primary practice is SSM Health St. Mary's Hospital - Centralia, at 400 North Pleasant Avenue, Centralia, IL 62801 in Marion County. The practice phone is (618) 436-8000.
- SSM Health St. Mary's Hospital - Centralia400 North Pleasant Avenue, Centralia, IL 62801 · Marion CountyPhone(618) 436-8000
Source: Dmand AI Affiliation Data
Dr. Gregory B. Jasinski is affiliated with 3 sites of care and 3 medical groups
Dr. Jasinski's primary practice is SSM Health St. Mary's Hospital - Centralia in Centralia, Illinois, part of SSM Health Care. The medical group on file is SSM Health Medical Group. Dmand AI also links Dr. Jasinski to 2 more medical groups, 1 breast imaging center and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory B. Jasinski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jasinski practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health St. Mary's Hospital - Centralia | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory B. Jasinski is one of 1,527 psychiatrists in Illinois
Psychiatry is Dr. Jasinski's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Jasinski is licensed in Illinois.
Specialties and state licenses
- Psychiatry, IllinoisPrimary
Psychiatrists near Dr. Jasinski
Counts of psychiatrists 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
Dr. Gregory B. Jasinski billed Medicare for 403 services in 2024
CMS data shows 403 Medicare services from Dr. Jasinski across 4 procedure codes in 2024, for 99 Medicare patients. Medicare paid $24,432 for them. Every service was in an office.
Dr. Jasinski's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4422024: 23347%
- Tests and treatments
- 2023: 2842024: 17040%
Dr. Jasinski compared with the Illinois median for psychiatrists, 2024
- Dr. Jasinski
- Illinois median
- Medicare services
- 403vs 20399% above
- Medicare patients
- 99vs 6357% above
- Part D claims
- 1,318vs 1747.6 times
Medians across 1,588 psychiatrists in Illinois with Dmand AI profiles that report each measure.
Dr. Jasinski's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Jasinski and other psychiatrists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory B. Jasinski treated 99 Medicare patients in 2024, average age 69
CMS counts 99 Medicare patients who saw Dr. Jasinski in 2024. The largest group is 65 to 74, with 53 patients. 75% of them have mood disorders, and 74% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Jasinski's median patient age at 47, with 59% women.
Dr. Jasinski's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Jasinski's Medicare patients by sex, 2024
- Women6162%
- Men3838%
Chronic conditions among Dr. Jasinski's Medicare patients, 2024
- Mood disorders75%
- High cholesterol74%
- Depression72%
- Anxiety71%
- High blood pressure64%
- Arthritis46%
- Bipolar disorder41%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Jasinski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory B. Jasinski wrote 1,482 Medicare Part D claims in 2024
In 2024, Dr. Jasinski wrote 1,482 Medicare Part D claims for 129 patients. 98% of them were for generic drugs. CMS names the drug for 1,318 of them, across 35 drugs with 11 or more claims each, at $37,455 in total drug cost. In 2023, CMS named 1,466 claims across 40 drugs.
Dr. Jasinski's Part D claims by kind of drug, 2024
- Generic1,454 claims98%
- Brand-name28 claims2%
Dr. Jasinski's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Jasinski's Part D claims, 2024
- Antipsychotics, patients 65 and over8%114 of 1,482 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,4662024: 1,31810%
Drugs named by CMS: 35 in 2024, 40 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Gregory B. Jasinski offers telehealth to Medicare patients
Dr. Jasinski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Jasinski as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Gregory B. Jasinski received $1,235 in industry payments from 2016 to 2024
CMS Open Payments shows 28 general payments to Dr. Jasinski from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 99% of the total. Janssen Pharmaceuticals, Inc paid the most, $324.
General payments to Dr. Jasinski by program year, 2016 to 2024
General payments to Dr. Jasinski by kind, 2016 to 2024
- Food and beverage$1,22399%
- Education$121%
Companies that paid Dr. Jasinski the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gregory B. Jasinski'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 DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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) |
| Industry payments | Open Payments (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 Dr. Gregory B. Jasinski
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Gregory B. Jasinski's NPI number?
Dr. Gregory B. Jasinski's NPI number is 1164735403. It was assigned on July 15, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory B. Jasinski?
Dr. Gregory B. Jasinski is a psychiatrist in Centralia, Illinois. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Gregory B. Jasinski practice?
Dr. Jasinski practices at 400 North Pleasant Avenue, Centralia, IL 62801. Dr. Jasinski's primary practice is SSM Health St. Mary's Hospital - Centralia in Centralia, Illinois, part of SSM Health Care. Dmand AI also links Dr. Jasinski to 2 medical groups, 1 breast imaging center and 1 physician office.
What is Dr. Gregory B. Jasinski's office phone number?
The practice phone on file for Dr. Jasinski is (618) 436-8000.
What is Dr. Gregory B. Jasinski's medical license number?
Dr. Jasinski holds Illinois license 036.139823.
Which hospitals is Dr. Gregory B. Jasinski affiliated with?
Dr. Jasinski practices at SSM Health St. Mary's Hospital - Centralia in Centralia, Illinois.
What medical group is Dr. Gregory B. Jasinski part of?
Dr. Jasinski is linked to SSM Health Medical Group. Dmand AI links Dr. Jasinski to 2 more medical groups.
Does Dr. Gregory B. Jasinski accept Medicare?
Yes. CMS data shows Dr. Jasinski billed Medicare for 403 services in 2024, and Dr. Jasinski accepts Medicare assignment.
Does Dr. Gregory B. Jasinski offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Jasinski as offering telehealth services.
How many Medicare patients does Dr. Gregory B. Jasinski see?
CMS counts 99 Medicare patients who saw Dr. Jasinski in 2024, with an average age of 69.
Show 4 more questionsShow fewer questions
What services does Dr. Gregory B. Jasinski bill to Medicare?
In 2024, Dr. Jasinski's most billed Medicare services were psychiatric service (90833), office visit, established patient (99214) and office visit, established patient (99213).
What drugs does Dr. Gregory B. Jasinski prescribe most?
In 2024 Medicare Part D data, Dr. Jasinski's most prescribed drugs by claims were Clonazepam, Trazodone HCl and Lamotrigine.
Has Dr. Gregory B. Jasinski received payments from drug or device companies?
CMS Open Payments shows $1,235 in general payments to Dr. Jasinski from 7 companies from 2016 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Gregory B. Jasinski been practicing?
Dr. Jasinski graduated from medical school in 2010, 16 years ago.
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