Dr. Gregory Ernest Smith, MD
- Medicare services, 2024
- 588
- Medicare patients, 2024
- 136
- Part D claims, 2024
- 6,364
- Hospital affiliations
- 1
- Industry payments
- $60
- Practice address
- 2320 E 93rd St, Chicago, IL 60617
- Practice phone
- Call (773) 967-5002
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Smith's professional email, personal email and mobile number
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Dr. Gregory Ernest Smith is a family medicine physician in Chicago, Illinois
Dr. Smith practices at Advocate Trinity Hospital in Chicago, Illinois, part of Advocate Health.
Dr. Smith's NPI, 1992861918, was assigned on December 28, 2006. Dr. Smith graduated from Howard University College of Medicine in 1986. Dr. Smith holds Illinois license 036-076264.
- NPI
- 1992861918NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244290260
- NPI enumeration date
- December 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 967-5002
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Ernest Smith practices at Advocate Trinity Hospital in Chicago, Illinois
Dr. Smith's primary practice is Advocate Trinity Hospital, at 2320 E 93rd St, Chicago, IL 60617 in Cook County. The practice phone is (773) 967-5002.
- Advocate Trinity Hospital2320 E 93rd St, Chicago, IL 60617 · Cook CountyPhone(773) 967-5002
Source: Dmand AI Affiliation Data
Dr. Gregory Ernest Smith is affiliated with 3 sites of care and 2 medical groups
Dr. Smith's primary practice is Advocate Trinity Hospital in Chicago, Illinois, part of Advocate Health. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Smith to 1 more group practice or clinic, 1 home health agency and 1 medical group, 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 Ernest Smith's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Smith practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Trinity Hospital | 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. Gregory Ernest Smith is one of 5,105 family medicine physicians in Illinois
Family medicine is Dr. Smith's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Smith is licensed in Illinois.
Specialties and state licenses
- Family medicine, IllinoisPrimary
Family medicine physicians near Dr. Smith
Counts of family medicine physicians 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 Ernest Smith billed Medicare for 588 services in 2024
CMS data shows 588 Medicare services from Dr. Smith across 6 procedure codes in 2024, for 136 Medicare patients. Medicare paid $35,772 for them. Every service was in an office.
Dr. Smith's Medicare services by type, 2024
- Office and hospital visits309
- Other services169
- Lab and pathology110
Dr. Smith compared with the Illinois median for family medicine physicians, 2024
- Dr. Smith
- Illinois median
- Medicare services
- 588vs 35665% above
- Medicare patients
- 136vs 16015% below
- Part D claims
- 5,711vs 6189.2 times
Medians across 5,015 family medicine physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Smith'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. Smith and other family medicine physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Ernest Smith treated 136 Medicare patients in 2024, average age 74
CMS counts 136 Medicare patients who saw Dr. Smith in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high blood pressure, and 63% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Smith's median patient age at 66, with 56% women.
Dr. Smith's Medicare patients by age, 2024
Dr. Smith's Medicare patients by sex, 2024
- Women7253%
- Men6447%
Chronic conditions among Dr. Smith's Medicare patients, 2024
- High blood pressure75%
- High cholesterol63%
- Arthritis38%
- Chronic kidney disease37%
- Diabetes35%
- Cancer19%
- Ischemic heart disease18%
- Heart failure14%
Share of Medicare patients with each condition. A patient can have several.
Dr. Smith's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women56%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Ernest Smith wrote 6,364 Medicare Part D claims in 2024
In 2024, Dr. Smith wrote 6,364 Medicare Part D claims for 506 patients. 91% of them were for generic drugs. CMS names the drug for 5,711 of them, across 90 drugs with 11 or more claims each, at $414,444 in total drug cost.
Dr. Smith's Part D claims by kind of drug, 2024
- Generic5,760 claims91%
- Brand-name559 claims9%
- Other45 claims1%
Dr. Smith'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. Smith's Part D claims, 2024
- Opioids0%19 of 6,364 claims
- Antibiotics1%47 of 6,364 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Gregory Ernest Smith takes part in Medicare
Dr. Smith 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. Gregory Ernest Smith received $60 in industry payments in 2025
CMS Open Payments shows 3 general payments to Dr. Smith from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $36.
Companies that paid Dr. Smith the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Ernest Smith graduated from Howard University College of Medicine
Dr. Smith graduated from Howard University College of Medicine in 1986.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Ernest Smith'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) |
| 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. Gregory Ernest Smith
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 Ernest Smith's NPI number?
Dr. Gregory Ernest Smith's NPI number is 1992861918. It was assigned on December 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Ernest Smith?
Dr. Gregory Ernest Smith is a family medicine physician in Chicago, Illinois. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Gregory Ernest Smith practice?
Dr. Smith practices at 2320 E 93rd St, Chicago, IL 60617. Dr. Smith's primary practice is Advocate Trinity Hospital in Chicago, Illinois, part of Advocate Health. Dmand AI also links Dr. Smith to 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. Gregory Ernest Smith's office phone number?
The practice phone on file for Dr. Smith is (773) 967-5002.
What is Dr. Gregory Ernest Smith's medical license number?
Dr. Smith holds Illinois license 036-076264.
Which hospitals is Dr. Gregory Ernest Smith affiliated with?
Dr. Smith practices at Advocate Trinity Hospital in Chicago, Illinois.
What medical group is Dr. Gregory Ernest Smith part of?
Dr. Smith is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Dr. Smith to 1 more medical group.
Does Dr. Gregory Ernest Smith accept Medicare?
Yes. CMS data shows Dr. Smith billed Medicare for 588 services in 2024, and Dr. Smith accepts Medicare assignment.
How many Medicare patients does Dr. Gregory Ernest Smith see?
CMS counts 136 Medicare patients who saw Dr. Smith in 2024, with an average age of 74.
What services does Dr. Gregory Ernest Smith bill to Medicare?
In 2024, Dr. Smith's most billed Medicare services were office visit, established patient (99214), lab and pathology test (83036) and medicare service (G0439).
Show 4 more questionsShow fewer questions
Where did Dr. Gregory Ernest Smith go to medical school?
Dr. Smith graduated from Howard University College of Medicine in 1986.
What drugs does Dr. Gregory Ernest Smith prescribe most?
In 2024 Medicare Part D data, Dr. Smith's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Dr. Gregory Ernest Smith received payments from drug or device companies?
CMS Open Payments shows $60 in general payments to Dr. Smith from 2 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Gregory Ernest Smith been practicing?
Dr. Smith graduated from medical school in 1986, 40 years ago.
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