Dr. David J. Thomas, DO
- Medicare services, 2024
- 223
- Medicare patients, 2024
- 146
- Part D claims, 2024
- 121
- Hospital affiliations
- 1
- Industry payments
- $4,212
- Practice address
- 100 Fairfield Drive, Seneca, PA 16346
- Practice phone
- Call (814) 676-7600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Thomas' professional email, personal email and mobile number
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Dr. David J. Thomas is a general surgeon in Seneca, Pennsylvania
Dr. Thomas practices at UPMC Northwest in Seneca, Pennsylvania, part of University of Pittsburgh Medical Center.
Dr. Thomas' NPI, 1346218096, was assigned on March 9, 2006. Dr. Thomas graduated from Philadelphia College of Osteopathic Medicine in 2000. Dr. Thomas holds Pennsylvania license OS015203.
- NPI
- 1346218096NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496796179
- NPI enumeration date
- March 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (814) 676-7600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David J. Thomas practices at UPMC Northwest in Seneca, Pennsylvania
Dr. Thomas' primary practice is UPMC Northwest, at 100 Fairfield Drive, Seneca, PA 16346 in Venango County. The practice phone is (814) 676-7600.
- UPMC Northwest100 Fairfield Drive, Seneca, PA 16346 · Venango CountyPhone(814) 676-7600
Source: Dmand AI Affiliation Data
Dr. David J. Thomas is affiliated with 2 sites of care and 3 medical groups
Dr. Thomas' primary practice is UPMC Northwest in Seneca, Pennsylvania, part of University of Pittsburgh Medical Center. The medical group on file is UPMC Hamot. Dmand AI also links Dr. Thomas to 2 more medical groups and 1 group practice or clinic, 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. David J. Thomas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thomas practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UPMC Northwest | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David J. Thomas is one of 1,398 general surgeons in Pennsylvania
Surgery is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Thomas' licenses on file in 2 states: Pennsylvania and Ohio.
Specialties and state licenses
- Surgery, PennsylvaniaPrimary
- Ohio license
General surgeons near Dr. Thomas
Counts of general surgeons 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. David J. Thomas billed Medicare for 223 services in 2024
CMS data shows 223 Medicare services from Dr. Thomas across 6 procedure codes in 2024, for 146 Medicare patients. Medicare paid $17,565 for them.
Dr. Thomas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3532024: 22337%
- Surgery
- 2023: 272024: 0100%
Where Dr. Thomas' Medicare services took place, 2024
- In an office15871%
- In a facility6529%
Dr. Thomas compared with the Pennsylvania median for general surgeons, 2024
- Dr. Thomas
- Pennsylvania median
- Medicare services
- 223vs 15841% above
- Medicare patients
- 146vs 12715% above
- Part D claims
- 65vs 292.2 times
Medians across 1,213 general surgeons in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Thomas' 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. Thomas and other general surgeons in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David J. Thomas treated 146 Medicare patients in 2024, average age 74
CMS counts 146 Medicare patients who saw Dr. Thomas in 2024. The largest group is 65 to 74, with 66 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.70, 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. Thomas' median patient age at 68, with 51% women.
Dr. Thomas' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Thomas' Medicare patients by sex, 2024
- Women7753%
- Men6947%
Chronic conditions among Dr. Thomas' Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis50%
- Diabetes41%
- Ischemic heart disease40%
- Anxiety32%
- Heart failure30%
- Atrial fibrillation28%
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 68
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David J. Thomas wrote 121 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 121 Medicare Part D claims for 62 patients. 99% of them were for generic drugs. CMS names the drug for 65 of them, across 3 drugs with 11 or more claims each, at $450 in total drug cost. In 2023, CMS named 96 claims across 4 drugs.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic120 claims99%
- Brand-name and other1 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
- Opioids12%15 of 121 claims
- Antibiotics15%18 of 121 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: 962024: 6532%
Drugs named by CMS: 3 in 2024, 4 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. David J. Thomas ranks in the 56th percentile for colonoscopy in Medicare
Dr. Thomas accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 34 procedures of colonoscopy by Dr. Thomas, more than 56% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Thomas ranks in Medicare procedure volume
- Colonoscopy
- 56th percentile34 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 51st percentile22 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. David J. Thomas received $4,212 in industry payments from 2016 to 2025
CMS Open Payments shows 28 general payments to Dr. Thomas from 14 drug and device companies from 2016 to 2025. Education make up the largest share, 71% of the total. Intuitive Surgical, Inc. paid the most, $3,570.
General payments to Dr. Thomas by program year, 2016 to 2025
General payments to Dr. Thomas by kind, 2016 to 2025
- Education$3,00071%
- Food and beverage$1,21229%
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. David J. Thomas graduated from Philadelphia College of Osteopathic Medicine
Dr. Thomas graduated from Philadelphia College of Osteopathic Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David J. 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)Doctors and Clinicians Utilization Data (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. David J. 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. David J. Thomas' NPI number?
Dr. David J. Thomas' NPI number is 1346218096. It was assigned on March 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David J. Thomas?
Dr. David J. Thomas is a general surgeon in Seneca, Pennsylvania. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. David J. Thomas practice?
Dr. Thomas practices at 100 Fairfield Drive, Seneca, PA 16346. Dr. Thomas' primary practice is UPMC Northwest in Seneca, Pennsylvania, part of University of Pittsburgh Medical Center. Dmand AI also links Dr. Thomas to 2 medical groups and 1 group practice or clinic.
What is Dr. David J. Thomas' office phone number?
The practice phone on file for Dr. Thomas is (814) 676-7600.
What is Dr. David J. Thomas' medical license number?
Dr. Thomas holds Pennsylvania license OS015203, one of the licenses on file in 2 states.
Which states has Dr. David J. Thomas been licensed in?
Dmand AI has state licenses on file for Dr. Thomas in Pennsylvania and Ohio.
Which hospitals is Dr. David J. Thomas affiliated with?
Dr. Thomas practices at UPMC Northwest in Seneca, Pennsylvania.
What medical group is Dr. David J. Thomas part of?
Dr. Thomas is linked to UPMC Hamot. Dmand AI links Dr. Thomas to 2 more medical groups.
Does Dr. David J. Thomas accept Medicare?
Yes. CMS data shows Dr. Thomas billed Medicare for 223 services in 2024, and Dr. Thomas accepts Medicare assignment.
How many Medicare patients does Dr. David J. Thomas see?
CMS counts 146 Medicare patients who saw Dr. Thomas in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. David J. Thomas bill to Medicare?
In 2024, Dr. Thomas' most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99233) and office visit, new patient (99204).
Where did Dr. David J. Thomas go to medical school?
Dr. Thomas graduated from Philadelphia College of Osteopathic Medicine in 2000.
What drugs does Dr. David J. Thomas prescribe most?
In 2024 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Omeprazole, Hydrocodone-Acetaminophen and Sucralfate.
Has Dr. David J. Thomas received payments from drug or device companies?
CMS Open Payments shows $4,212 in general payments to Dr. Thomas from 14 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. David J. Thomas been practicing?
Dr. Thomas graduated from medical school in 2000, 26 years ago.
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