Dr. Stephen Thomas, MD
- Medicare services, 2024
- 513
- Medicare patients, 2024
- 491
- Part D claims, 2024
- 192
- MIPS score, 2024
- 90
- Hospital affiliations
- 2
- Practice address
- 295 Varnum Avenue, Lowell, MA 01854
- Practice phone
- Call (978) 937-6000
- 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. Stephen Thomas is an emergency medicine physician in Lowell, Massachusetts
Dr. Thomas practices at Lowell General Hospital in Lowell, Massachusetts, part of Tufts Medicine.
Dr. Thomas' NPI, 1972575330, was assigned on February 1, 2006. Dr. Thomas graduated from New York Medical College in 2000. Dr. Thomas holds Connecticut license 62040.
- NPI
- 1972575330NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991880320
- NPI enumeration date
- February 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (978) 937-6000
- 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. Stephen Thomas practices at Lowell General Hospital in Lowell, Massachusetts
Dr. Thomas' primary practice is Lowell General Hospital, at 295 Varnum Avenue, Lowell, MA 01854 in Middlesex County. The practice phone is (978) 937-6000.
- Lowell General Hospital295 Varnum Avenue, Lowell, MA 01854 · Middlesex CountyPhone(978) 937-6000
Source: Dmand AI Affiliation Data
Dr. Stephen Thomas is affiliated with 2 sites of care and 4 medical groups
Dr. Thomas' primary practice is Lowell General Hospital in Lowell, Massachusetts, part of Tufts Medicine. Dr. Thomas is also affiliated with Signature Healthcare Brockton Hospital. The medical group on file is Nashoba Valley Medical Center. Dmand AI also links Dr. Thomas to 3 more medical groups, 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. Stephen 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 |
|---|---|
| Lowell General Hospital | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Thomas is one of 1,483 emergency medicine physicians in Massachusetts
Emergency medicine is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Thomas' licenses on file in 3 states: Connecticut, California and Massachusetts.
Specialties and state licenses
- Emergency medicine, ConnecticutPrimary
- California license
- Massachusetts license
Emergency medicine physicians near Dr. Thomas
Counts of emergency 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. Stephen Thomas billed Medicare for 513 services in 2024
CMS data shows 513 Medicare services from Dr. Thomas across 5 procedure codes in 2024, for 491 Medicare patients. Medicare paid $63,224 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Thomas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4522024: 49510%
- Tests and treatments
- 2023: 02024: 18
Dr. Thomas compared with the Massachusetts median for emergency medicine physicians, 2024
- Dr. Thomas
- Massachusetts median
- Medicare services
- 513vs 34150% above
- Medicare patients
- 491vs 33746% above
- Part D claims
- 83vs 362.3 times
Medians across 1,477 emergency medicine physicians in Massachusetts 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 emergency medicine physicians in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Thomas treated 491 Medicare patients in 2024, average age 73
CMS counts 491 Medicare patients who saw Dr. Thomas in 2024. The largest group is 75 to 84, with 162 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 43% are also on Medicaid. Their average risk score is 2.02, 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 44, with 55% women.
Dr. Thomas' Medicare patients by age, 2024
Dr. Thomas' Medicare patients by sex, 2024
- Women27155%
- Men22045%
Chronic conditions among Dr. Thomas' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease49%
- Arthritis48%
- Anxiety47%
- Mood disorders46%
- Diabetes43%
- Heart failure42%
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 44
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Thomas wrote 192 Medicare Part D claims in 2024
In 2024, Dr. Thomas wrote 192 Medicare Part D claims for 158 patients. 92% of them were for generic drugs. CMS names the drug for 83 of them, across 4 drugs with 11 or more claims each, at $415 in total drug cost. In 2023, CMS named 30 claims across 2 drugs.
Dr. Thomas' Part D claims by kind of drug, 2024
- Generic177 claims92%
- Brand-name and other15 claims8%
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
- Antibiotics28%53 of 192 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: 302024: 83177%
Drugs named by CMS: 4 in 2024, 2 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. Stephen Thomas scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Thomas for performance year 2024, reported as part of a group. Dr. Thomas accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Thomas' MIPS scores, performance year 2024
- 90of 100Final score
- 80.5of 100Quality
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Stephen Thomas received $3,136 in industry payments from 2022 to 2024
CMS Open Payments shows 7 general payments to Dr. Thomas from 3 drug and device companies from 2022 to 2024. Consulting fees make up the largest share, 45% of the total. Relypsa, Inc. paid the most, $1,678.
General payments to Dr. Thomas by program year, 2022 to 2024
General payments to Dr. Thomas by kind, 2022 to 2024
- Consulting fees$1,42545%
- Speaker and faculty fees$1,39544%
- Food and beverage$2548%
- Travel and lodging$632%
Companies that paid Dr. Thomas the most, 2022 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Thomas graduated from New York Medical College
Dr. Thomas graduated from New York Medical College in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen 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)Clinician Public Reporting: Overall MIPS Performance (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. Stephen 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. Stephen Thomas' NPI number?
Dr. Stephen Thomas' NPI number is 1972575330. It was assigned on February 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Thomas?
Dr. Stephen Thomas is an emergency medicine physician in Lowell, Massachusetts. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Stephen Thomas practice?
Dr. Thomas practices at 295 Varnum Avenue, Lowell, MA 01854. Dr. Thomas' primary practice is Lowell General Hospital in Lowell, Massachusetts, part of Tufts Medicine. Dmand AI also links Dr. Thomas to 3 medical groups.
What is Dr. Stephen Thomas' office phone number?
The practice phone on file for Dr. Thomas is (978) 937-6000.
What is Dr. Stephen Thomas' medical license number?
Dr. Thomas holds Connecticut license 62040, one of the licenses on file in 3 states.
Which states has Dr. Stephen Thomas been licensed in?
Dmand AI has state licenses on file for Dr. Thomas in Connecticut, California and Massachusetts.
Which hospitals is Dr. Stephen Thomas affiliated with?
Dr. Thomas practices at Lowell General Hospital in Lowell, Massachusetts. Dr. Thomas is also affiliated with Signature Healthcare Brockton Hospital.
What medical group is Dr. Stephen Thomas part of?
Dr. Thomas is linked to Nashoba Valley Medical Center. Dmand AI links Dr. Thomas to 3 more medical groups.
Does Dr. Stephen Thomas accept Medicare?
Yes. CMS data shows Dr. Thomas billed Medicare for 513 services in 2024, and Dr. Thomas accepts Medicare assignment.
What is Dr. Stephen Thomas' MIPS score?
Dr. Thomas' MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Stephen Thomas see?
CMS counts 491 Medicare patients who saw Dr. Thomas in 2024, with an average age of 73.
What services does Dr. Stephen Thomas bill to Medicare?
In 2024, Dr. Thomas' most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Stephen Thomas go to medical school?
Dr. Thomas graduated from New York Medical College in 2000.
What drugs does Dr. Stephen Thomas prescribe most?
In 2024 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Naproxen, Prednisone and Ondansetron ODT.
Has Dr. Stephen Thomas received payments from drug or device companies?
CMS Open Payments shows $3,136 in general payments to Dr. Thomas from 3 companies from 2022 to 2024. The largest total came from Relypsa, Inc.
How long has Dr. Stephen Thomas been practicing?
Dr. Thomas graduated from medical school in 2000, 26 years ago.
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