Dr. John Thomas Matera, MD
- Medicare services, 2024
- 62
- Medicare patients, 2024
- 39
- Part D claims, 2024
- 11,788
- Hospital affiliations
- 1
- Industry payments
- $271
- Practice address
- 3046 W 127th St, Blue Island, IL 60406
- Practice phone
- Call (773) 768-4437
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Oak Street Health Physicians Group
Blue Island, Illinois
Find Dr. Matera'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. John Thomas Matera is an internist in Blue Island, Illinois
Dr. Matera practices at Oak Street Health Physicians Group in Blue Island, Illinois.
Dr. Matera's NPI, 1770970931, was assigned on April 24, 2015. Dr. Matera graduated from University of Missouri, Columbia School of Medicine in 2015. Dr. Matera holds Illinois license 036146273.
- NPI
- 1770970931NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325341944
- NPI enumeration date
- April 24, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 768-4437
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Thomas Matera practices at Oak Street Health Physicians Group in Blue Island, Illinois
Dr. Matera's primary practice is Oak Street Health Physicians Group, at 3046 W 127th St, Blue Island, IL 60406 in Cook County. The practice phone is (773) 768-4437.
- Oak Street Health Physicians Group3046 W 127th St, Blue Island, IL 60406 · Cook CountyPhone(773) 768-4437
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Thomas Matera is affiliated with 3 sites of care and 2 medical groups
Dr. Matera's primary practice is Oak Street Health Physicians Group in Blue Island, Illinois. Dr. Matera is also affiliated with Evanston Hospital. The medical group on file is Oak Street Health. Dmand AI also links Dr. Matera to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. John Thomas Matera's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Matera practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oak Street Health Physicians Group | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Thomas Matera is one of 5,652 internists in Illinois
Internal medicine is Dr. Matera's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Matera is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Matera
Counts of internists 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. John Thomas Matera billed Medicare for 62 services in 2024
CMS data shows 62 Medicare services from Dr. Matera across 2 procedure codes in 2024, for 39 Medicare patients. Medicare paid $4,299 for them. Every service was in an office.
Dr. Matera's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 702024: 4339%
- Other services
- 2023: 192024: 19No change
Dr. Matera compared with the Illinois median for internists, 2024
- Dr. Matera
- Illinois median
- Medicare services
- 62vs 56689% below
- Medicare patients
- 39vs 20881% below
- Part D claims
- 11,059vs 28438.9 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Matera'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. Matera and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Thomas Matera treated 39 Medicare patients in 2024, average age 75
CMS counts 39 Medicare patients who saw Dr. Matera in 2024. The largest group is 65 to 74, with 14 patients. 75% of them have high blood pressure, and 59% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.10, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Matera's median patient age at 73, with 58% women.
Dr. Matera's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Matera's Medicare patients by sex, 2024
- Women1949%
- Men2051%
Chronic conditions among Dr. Matera's Medicare patients, 2024
- High blood pressure75%
- High cholesterol59%
- Arthritis54%
- Diabetes54%
- Chronic kidney disease49%
- Heart failure49%
- Mood disorders28%
- Tobacco use28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Matera's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women58%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Thomas Matera wrote 11,788 Medicare Part D claims in 2024
In 2024, Dr. Matera wrote 11,788 Medicare Part D claims for 890 patients. 84% of them were for generic drugs. CMS names the drug for 11,059 of them, across 132 drugs with 11 or more claims each, at $1,202,765 in total drug cost. In 2023, CMS named 12,995 claims across 147 drugs.
Dr. Matera's Part D claims by kind of drug, 2024
- Generic9,959 claims84%
- Brand-name1,609 claims14%
- Other220 claims2%
Dr. Matera'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. Matera's Part D claims, 2024
- Opioids2%180 of 11,788 claims
- Antibiotics0%41 of 11,788 claims
- Antipsychotics, patients 65 and over0%53 of 11,788 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: 12,9952024: 11,05915%
Drugs named by CMS: 132 in 2024, 147 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
How Dr. John Thomas Matera takes part in Medicare
Dr. Matera accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Thomas Matera received $271 in industry payments from 2016 to 2025
CMS Open Payments shows 4 general payments to Dr. Matera from 3 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 83% of the total. AstraZeneca Pharmaceuticals LP paid the most, $121.
General payments to Dr. Matera by program year, 2016 to 2025
General payments to Dr. Matera by kind, 2016 to 2025
- Food and beverage$22683%
- Education$4517%
Companies that paid Dr. Matera the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Thomas Matera graduated from University of Missouri, Columbia School of Medicine
Dr. Matera graduated from University of Missouri, Columbia School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Thomas Matera'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. John Thomas Matera
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. John Thomas Matera's NPI number?
Dr. John Thomas Matera's NPI number is 1770970931. It was assigned on April 24, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. John Thomas Matera?
Dr. John Thomas Matera is an internist in Blue Island, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John Thomas Matera practice?
Dr. Matera practices at 3046 W 127th St, Blue Island, IL 60406. Dr. Matera's primary practice is Oak Street Health Physicians Group in Blue Island, Illinois. Dmand AI also links Dr. Matera to 1 group practice or clinic and 1 medical group.
What is Dr. John Thomas Matera's office phone number?
The practice phone on file for Dr. Matera is (773) 768-4437.
What is Dr. John Thomas Matera's medical license number?
Dr. Matera holds Illinois license 036146273.
Which hospitals is Dr. John Thomas Matera affiliated with?
Dr. Matera is affiliated with Evanston Hospital.
What medical group is Dr. John Thomas Matera part of?
Dr. Matera is linked to Oak Street Health. Dmand AI links Dr. Matera to 1 more medical group.
Does Dr. John Thomas Matera accept Medicare?
Yes. CMS data shows Dr. Matera billed Medicare for 62 services in 2024, and Dr. Matera accepts Medicare assignment.
How many Medicare patients does Dr. John Thomas Matera see?
CMS counts 39 Medicare patients who saw Dr. Matera in 2024, with an average age of 75.
What services does Dr. John Thomas Matera bill to Medicare?
In 2024, Dr. Matera's most billed Medicare services were office visit, established patient (99212) and medicare service (G0439).
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Where did Dr. John Thomas Matera go to medical school?
Dr. Matera graduated from University of Missouri, Columbia School of Medicine in 2015.
What drugs does Dr. John Thomas Matera prescribe most?
In 2024 Medicare Part D data, Dr. Matera's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Dr. John Thomas Matera received payments from drug or device companies?
CMS Open Payments shows $271 in general payments to Dr. Matera from 3 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. John Thomas Matera been practicing?
Dr. Matera graduated from medical school in 2015, 11 years ago.
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