Dr. Gregory M. Thomas, MD
- Medicare services, 2023
- 19
- Medicare patients, 2024
- 11
- Part D claims, 2024
- 2,128
- Industry payments
- $8,083
- Affiliated sites
- 1
- Practice address
- 651 E Prescott, Salina, KS 67401
- Practice phone
- Call (785) 825-7251
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Salina Family Healthcare Center
FQHC - Main Site · Salina, Kansas
Find Dr. Thomas' professional email, personal email and mobile number
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Dr. Gregory M. Thomas is a family medicine physician in Salina, Kansas
Dr. Thomas practices at Salina Family Healthcare Center in Salina, Kansas.
Dr. Thomas' NPI, 1386608412, was assigned on April 14, 2006. Dr. Thomas graduated from University of Kansas School of Med (KC/Wich/Sal) in 1973. Dr. Thomas holds Kansas license 18181.
- NPI
- 1386608412NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951357094
- NPI enumeration date
- April 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (785) 825-7251
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory M. Thomas practices at Salina Family Healthcare Center in Salina, Kansas
Dr. Thomas' primary practice is Salina Family Healthcare Center, at 651 E Prescott, Salina, KS 67401 in Saline County. The practice phone is (785) 825-7251.
- Salina Family Healthcare Center651 E Prescott, Salina, KS 67401 · Saline CountyPhone(785) 825-7251
Source: Dmand AI Affiliation Data
Dr. Gregory M. Thomas is affiliated with 1 site of care and 1 medical group
Dr. Thomas' primary practice is Salina Family Healthcare Center in Salina, Kansas. The medical group on file is Salina Family Healthcare Center. Dr. Thomas' employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory M. Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomas practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Salina Family Healthcare Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory M. Thomas is one of 1,542 family medicine physicians in Kansas
Family medicine is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Thomas is licensed in Kansas.
Specialties and state licenses
- Family medicine, KansasPrimary
Family medicine physicians near Dr. Thomas
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 M. Thomas billed Medicare for 19 services in 2023
CMS data shows 19 Medicare services from Dr. Thomas across 1 procedure code in 2023, for 11 Medicare patients. Medicare paid $169 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Thomas' Medicare services by type, 2022 to 2023
- 2022
- 2023
- Imaging
- 2022: 612023: 1969%
Dr. Thomas compared with the Kansas median for family medicine physicians, 2023
- Dr. Thomas
- Kansas median
- Medicare services
- 19vs 40395% below
- Medicare patients
- 11vs 16493% below
- Part D claims
- 1,704vs 1,31829% above
Medians across 1,605 family medicine physicians in Kansas with Dmand AI profiles that report each measure.
Dr. Thomas' most billed Medicare procedure codes, 2023
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory M. Thomas treated 11 Medicare patients in 2024, average age 66
CMS counts 11 Medicare patients who saw Dr. Thomas 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 Dr. Thomas' median patient age at 70, with 47% women.
Dr. Thomas' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Thomas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory M. Thomas wrote 2,128 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 2,128 Medicare Part D claims for 318 patients. 79% of them were for generic drugs. CMS names the drug for 1,704 of them, across 48 drugs with 11 or more claims each, at $192,896 in total drug cost. In 2023, CMS named 7,565 claims across 120 drugs.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic1,691 claims79%
- Brand-name and other437 claims21%
Dr. Thomas' 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. Thomas' Part D claims, 2024
- Opioids1%19 of 2,128 claims
- Antibiotics2%32 of 2,128 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: 7,5652024: 1,70477%
Drugs named by CMS: 48 in 2024, 120 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. Gregory M. Thomas takes part in Medicare
Dr. Thomas 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 M. Thomas received $8,083 in industry payments from 2016 to 2025
CMS Open Payments shows 605 general payments to Dr. Thomas from 46 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $1,017.
General payments to Dr. Thomas by program year, 2016 to 2025
General payments to Dr. Thomas by kind, 2016 to 2025
- Food and beverage$8,056100%
- Education$270%
Companies that paid Dr. Thomas 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. Gregory M. Thomas graduated from University of Kansas School of Med (KC/Wich/Sal)
Dr. Thomas graduated from University of Kansas School of Med (KC/Wich/Sal) in 1973.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory M. Thomas'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 M. Thomas
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 M. Thomas' NPI number?
Dr. Gregory M. Thomas' NPI number is 1386608412. It was assigned on April 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory M. Thomas?
Dr. Gregory M. Thomas is a family medicine physician in Salina, Kansas. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Gregory M. Thomas practice?
Dr. Thomas practices at 651 E Prescott, Salina, KS 67401. Dr. Thomas' primary practice is Salina Family Healthcare Center in Salina, Kansas.
What is Dr. Gregory M. Thomas' office phone number?
The practice phone on file for Dr. Thomas is (785) 825-7251.
What is Dr. Gregory M. Thomas' medical license number?
Dr. Thomas holds Kansas license 18181.
What medical group is Dr. Gregory M. Thomas part of?
Dr. Thomas is linked to Salina Family Healthcare Center.
Does Dr. Gregory M. Thomas accept Medicare?
Yes. CMS data shows Dr. Thomas billed Medicare for 19 services in 2023, and Dr. Thomas accepts Medicare assignment.
How many Medicare patients does Dr. Gregory M. Thomas see?
CMS counts 11 Medicare patients who saw Dr. Thomas in 2024, with an average age of 66.
What services does Dr. Gregory M. Thomas bill to Medicare?
In 2023, Dr. Thomas' most billed Medicare services were radiation oncology (77080).
Where did Dr. Gregory M. Thomas go to medical school?
Dr. Thomas graduated from University of Kansas School of Med (KC/Wich/Sal) in 1973.
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What drugs does Dr. Gregory M. Thomas prescribe most?
In 2024 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Jardiance.
Has Dr. Gregory M. Thomas received payments from drug or device companies?
CMS Open Payments shows $8,083 in general payments to Dr. Thomas from 46 companies from 2016 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Gregory M. Thomas been practicing?
Dr. Thomas graduated from medical school in 1973, 53 years ago.
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