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Dr. Catherine M. Thomas, MD
NPI1093796500PAC ID9335272335
- Medicare patients, 2024
- 15
- Part D claims, 2024
- 7,479
- Publications
- 3
- Clinical trials
- 1
- Industry payments
- $5,607
- Practice address
- 101 Magnolia Avenue, Hattiesburg, MS 39401
- Practice phone
- Call (601) 544-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hattiesburg Family Health Center
FQHC - Main Site · Hattiesburg, Mississippi
Find Dr. Thomas' 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. Catherine M. Thomas is an internist in Hattiesburg, Mississippi
Dr. Thomas practices at Hattiesburg Family Health Center in Hattiesburg, Mississippi.
Dr. Thomas' NPI, 1093796500, was assigned on November 10, 2005. Dr. Thomas graduated from University of South Alabama College of Medicine in 1989. Dr. Thomas holds Mississippi license 17738.
NPI and contact details
- NPI
- 1093796500NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335272335
- NPI enumeration date
- November 10, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 544-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Catherine M. Thomas practices at 2 locations in Hattiesburg, Mississippi
Dr. Thomas' primary practice is Hattiesburg Family Health Center, at 101 Magnolia Avenue, Hattiesburg, MS 39401 in Forrest County. The practice phone is (601) 544-7500. Dr. Thomas also practices at Hattiesburg Family Health Center, 66 Old Airport Rd, Hattiesburg, MS 39401.
- Hattiesburg Family Health CenterPrimary101 Magnolia Avenue, Hattiesburg, MS 39401 · Forrest CountyPhone(601) 544-7500
- Hattiesburg Family Health Center66 Old Airport Rd, Hattiesburg, MS 39401 · Forrest CountyPhone(601) 544-7500
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Catherine M. Thomas is affiliated with 1 site of care and 1 medical group
Dr. Thomas' primary practice is Hattiesburg Family Health Center in Hattiesburg, Mississippi. The medical group on file is Sumrall Family Health Center. Dr. Thomas' employer is on file too: a community health center (fqhc).
Hattiesburg Family Health CenterPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Catherine 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 |
|---|---|
| Hattiesburg Family Health Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Catherine M. Thomas is one of 785 internists in Mississippi
Internal medicine is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Thomas is licensed in Mississippi.
Specialties and state licenses
- Internal medicine, MississippiPrimary
Internists near Dr. Thomas
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. Catherine M. Thomas treated 15 Medicare patients in 2024, average age 67
CMS counts 15 Medicare patients who saw Dr. Thomas in 2024. 73% of them have high cholesterol. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Thomas' median patient age at 62, with 63% women.
Medicare patients, 202415
Average age67
Average risk score0.78
Chronic conditions among Dr. Thomas' Medicare patients, 2024
- High cholesterol73%
Share of Medicare patients with each condition. A patient can have several.
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 62
Patient panel by sex, all payers
- Women63%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Catherine M. Thomas wrote 7,479 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 7,479 Medicare Part D claims for 185 patients. 78% of them were for generic drugs. CMS names the drug for 6,875 of them, across 114 drugs with 11 or more claims each, at $2,974,984 in total drug cost. In 2023, CMS named 6,757 claims across 114 drugs.
Part D claims, 20247,479
Drugs named by CMS114
Total drug cost$3M
Part D patients185
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic5,832 claims78%
- Brand-name1,609 claims22%
- Other38 claims1%
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%69 of 7,479 claims
- Antibiotics2%163 of 7,479 claims
- Antipsychotics, patients 65 and over0%12 of 7,479 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: 6,7572024: 6,8752%
Drugs named by CMS: 114 in 2024, 114 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. Catherine 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. Catherine M. Thomas has 3 publications on record
Dmand AI links 3 papers to Dr. Thomas, published from 2014 to 2018. The most frequent topics are Haemophilus influenzae, Macrophages and Phagocytosis. Dr. Thomas' most frequent co-author is Fernando Martinez, MD.
Papers3
Years published2014 to 2018
Dr. Thomas' papers by year, 2014 to 2018
Topics Dr. Thomas writes about most
- Haemophilus influenzae
- Macrophages
- Phagocytosis
Dr. Thomas' most frequent co-authors
Recent publications by Dr. Thomas
Influenza A Virus, H5N1 SubtypeInfluenza, HumanLung
AsthmaBronchoalveolar Lavage FluidHaemophilus influenzae
See who Dr. Thomas researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Thomas works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Catherine M. Thomas has worked on 1 clinical trial
Dmand AI links Dr. Thomas to 1 clinical trial. Conditions studied include Cognitive Dysfunction and Cognition Disorders.
Conditions in Dr. Thomas' trials
- Cognitive Dysfunction
- Cognition Disorders
Recent clinical trials with Dr. Thomas
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Catherine M. Thomas received $5,607 in industry payments from 2016 to 2025
CMS Open Payments shows 345 general payments to Dr. Thomas from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. ViiV Healthcare Company paid the most, $2,335.
General payments to Dr. Thomas by program year, 2016 to 2025
General payments to Dr. Thomas by kind, 2016 to 2025
$5.6Kin total
- Food and beverage$5,28194%
- Education$3266%
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. Catherine M. Thomas graduated from University of South Alabama College of Medicine
Dr. Thomas graduated from University of South Alabama College of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Catherine 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Catherine 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. Catherine M. Thomas' NPI number?
Dr. Catherine M. Thomas' NPI number is 1093796500. It was assigned on November 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Catherine M. Thomas?
Dr. Catherine M. Thomas is an internist in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Catherine M. Thomas practice?
Dr. Thomas practices at 101 Magnolia Avenue, Hattiesburg, MS 39401. Dr. Thomas also practices at 66 Old Airport Rd, Hattiesburg, MS 39401. Dr. Thomas' primary practice is Hattiesburg Family Health Center in Hattiesburg, Mississippi.
What is Dr. Catherine M. Thomas' office phone number?
The practice phone on file for Dr. Thomas is (601) 544-7500.
What is Dr. Catherine M. Thomas' medical license number?
Dr. Thomas holds Mississippi license 17738.
What medical group is Dr. Catherine M. Thomas part of?
Dr. Thomas is linked to Sumrall Family Health Center.
Does Dr. Catherine M. Thomas accept Medicare?
Yes. CMS lists Dr. Thomas as accepting Medicare assignment.
How many Medicare patients does Dr. Catherine M. Thomas see?
CMS counts 15 Medicare patients who saw Dr. Thomas in 2024, with an average age of 67.
Where did Dr. Catherine M. Thomas go to medical school?
Dr. Thomas graduated from University of South Alabama College of Medicine in 1989.
What drugs does Dr. Catherine M. Thomas prescribe most?
In 2024 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Biktarvy.
Show 4 more questionsShow fewer questions
Has Dr. Catherine M. Thomas received payments from drug or device companies?
CMS Open Payments shows $5,607 in general payments to Dr. Thomas from 14 companies from 2016 to 2025. The largest total came from ViiV Healthcare Company.
How long has Dr. Catherine M. Thomas been practicing?
Dr. Thomas graduated from medical school in 1989, 37 years ago.
Does Dr. Catherine M. Thomas do research?
Dmand AI links 3 publications to Dr. Thomas, published from 2014 to 2018. Dr. Thomas has worked on 1 clinical trial.
Who does Dr. Catherine M. Thomas publish with?
Dr. Thomas' most frequent co-authors are Fernando Martinez, MD (1 shared paper).
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