Dr. Stephen Thomas, MD

  • San Diego, CA
  • Diagnostic radiologist
NPI1922203496PAC ID5193899516
Medicare services, 2024
56,989
Medicare patients, 2024
1,409
Part D claims, 2021
14
Publications
4
MIPS score, 2024
91
Practice address
5651 Copley Dr, San Diego, CA 92111
Practice phone
Call (858) 262-6666
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Sharp Rees-Stealy Medical Group, Inc

San Diego, California

See all 7 affiliations

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.

View contacts for free

Dr. Stephen Thomas is a diagnostic radiologist in San Diego, California

Dr. Thomas practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.

Dr. Thomas' NPI, 1922203496, was assigned on June 15, 2007. Dr. Thomas graduated from University of Pittsburgh School of Medicine in 2002. Dr. Thomas' Illinois license number on file is 036.118203.

NPI and contact details
Medicare PAC ID
5193899516
NPI enumeration date
June 15, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(858) 262-6666
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
50
Medical school graduation
2002

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Stephen Thomas practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California

Dr. Thomas' primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.

  • Sharp Rees-Stealy Medical Group, Inc
    5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Stephen Thomas is affiliated with 5 sites of care and 2 medical groups

Dr. Thomas' primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dr. Thomas is also affiliated with Tisch Hospital. The medical group on file is NYU Langone Orthopedic Surgery Associates. Dmand AI also links Dr. Thomas to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Thomas

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation 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, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sharp Rees-Stealy Medical Group, IncAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Thomas practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Stephen Thomas is one of 4,096 diagnostic radiologists in California

Diagnostic radiology is Dr. Thomas' primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Thomas is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Thomas' licenses on file in 5 states: Illinois, California, New York, District of Columbia and Maryland.

Specialties and state licenses

  • Diagnostic radiology, IllinoisPrimaryLicense 036.118203 · 2007 to 2020 · taxonomy 2085R0202X
  • California license2019 to 2027
  • New York license2024 to 2026
  • District of Columbia license2008 to 2010
  • Maryland license2008 to 2009

Diagnostic radiologists near Dr. Thomas

Counts of diagnostic radiologists 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 56,989 services in 2024

CMS data shows 56,989 Medicare services from Dr. Thomas across 32 procedure codes in 2024, for 1,409 Medicare patients. Medicare paid $389,631 for them. Every service was in an office.

Medicare services, 202456,989
Medicare patients1,409
Paid by Medicare$389,631
Procedure codes32

Dr. Thomas' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 56,6452024: 55,0193%
Imaging
2023: 1,5042024: 1,72114%
Drugs given in the office
2023: 2262024: 20012%
Surgery
2023: 422024: 4917%
Lab and pathology
2023: 112024: 0100%

Dr. Thomas compared with the California median for diagnostic radiologists, 2024

  • Dr. Thomas
  • California median
Medicare services
56,989vs 2,28125.0 times
Medicare patients
1,409vs 1,346Close to median
Part D claims
14vs 14Close to median

Medians across 3,734 diagnostic radiologists in California 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.

See all procedures by Dr. Thomas

Need commercial claims for Dr. Thomas?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thomas and other diagnostic radiologists in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Stephen Thomas treated 1,409 Medicare patients in 2024, average age 74

CMS counts 1,409 Medicare patients who saw Dr. Thomas in 2024. The largest group is 65 to 74, with 672 patients. 64% of them have high blood pressure, and 64% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.16, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Thomas' median patient age at 69, with 57% women.

Medicare patients, 20241,409
Average age74
Average risk score1.16
Also on Medicaid12%

Dr. Thomas' Medicare patients by age, 2024

Dr. Thomas' Medicare patients by sex, 2024

  • Women84560%
  • Men56440%

Chronic conditions among Dr. Thomas' Medicare patients, 2024

  1. High blood pressure64%
  2. High cholesterol64%
  3. Arthritis52%
  4. Diabetes27%
  5. Chronic kidney disease22%
  6. Cancer21%
  7. Ischemic heart disease20%
  8. Mood disorders19%

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 69

Patient panel by sex, all payers

  • Women57%
  • Men42%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Stephen Thomas wrote 14 Medicare Part D claims in 2021

In 2021, Dr. Thomas wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $109 in total drug cost. In 2020, CMS named 12 claims across 1 drug.

Part D claims, 202114
Drugs named by CMS1
Total drug cost$109

Dr. Thomas' most prescribed drugs by claims, 2021

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2020 to 2021

  • 2020
  • 2021
Claims for drugs CMS names
2020: 122021: 1417%

Drugs named by CMS: 1 in 2021, 1 in 2020.

See all prescribing by Dr. Thomas

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Dr. Stephen Thomas scored 91 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 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

  • 91of 100Final score
  • 91.8of 100Quality
  • 100of 100Promoting Interoperability
  • 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

For MedTech and pharma teams

Find diagnostic radiologists like Dr. Thomas by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Stephen Thomas has 4 publications on record

Dmand AI links 4 papers to Dr. Thomas, published from 2020 to 2023. The most frequent topics are Magnetic Resonance Imaging. Dr. Thomas has published most often in Radiographics. Dr. Thomas' most frequent co-authors are Gregory S. Stacy, Tatjana Antic, MD and Ibrahim Karademir.

Papers4
Years published2020 to 2023

Topics Dr. Thomas writes about most

  • Magnetic Resonance Imaging

Dr. Thomas' most frequent co-authors

Recent publications by Dr. Thomas

See all 4 publications and co-authors

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 diagnostic radiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Stephen Thomas received $5,082 in industry payments from 2017 to 2023

CMS Open Payments shows 20 general payments to Dr. Thomas from 8 drug and device companies from 2017 to 2023. Honoraria make up the largest share, 39% of the total. Guerbet LLC paid the most, $2,785. It also lists 1 research payment totaling $972 in 2016.

General payments to Dr. Thomas by program year, 2017 to 2023

General payments to Dr. Thomas by kind, 2017 to 2023

$5.1Kin total
  • Honoraria$2,00039%
  • Consulting fees$1,36627%
  • Food and beverage$1,06721%
  • Travel and lodging$64913%

Companies that paid Dr. Thomas the most, 2017 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Thomas

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Stephen Thomas graduated from University of Pittsburgh School of Medicine

Dr. Thomas graduated from University of Pittsburgh School of Medicine in 2002.

  1. Medical schoolUniversity of Pittsburgh School of Medicine
  2. Board certified in diagnostic radiologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Stephen Thomas accepts plans from 9 insurance carriers

Dr. Thomas is in network with 9 carriers, including Elevance, HCSC and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • GA State Medicaid
  • NY State Medicaid
  • +1 more carriersWith a free account

Plan types Dr. Thomas accepts, by number of carriers

  1. HMO4
  2. Medicaid3
  3. Medicare3
  4. POS3
  5. EPO2
  6. PPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Stephen Thomas's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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 1922203496. It was assigned on June 15, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Stephen Thomas?

Dr. Stephen Thomas is a diagnostic radiologist in San Diego, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Stephen Thomas practice?

Dr. Thomas practices at 5651 Copley Dr, San Diego, CA 92111. Dr. Thomas' primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dmand AI also links Dr. Thomas to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Stephen Thomas' office phone number?

The practice phone on file for Dr. Thomas is (858) 262-6666.

What is Dr. Stephen Thomas' medical license number?

Dr. Thomas' Illinois license number on file is 036.118203, one of the licenses on file in 5 states.

Which states has Dr. Stephen Thomas been licensed in?

Dmand AI has state licenses on file for Dr. Thomas in Illinois (2007 to 2020), California (2019 to 2027), New York (2024 to 2026), District of Columbia (2008 to 2010) and Maryland (2008 to 2009).

Which hospitals is Dr. Stephen Thomas affiliated with?

Dr. Thomas is affiliated with Tisch Hospital. Dmand AI links Dr. Thomas to 1 more hospital.

What medical group is Dr. Stephen Thomas part of?

Dr. Thomas is linked to NYU Langone Orthopedic Surgery Associates. Dmand AI links Dr. Thomas to 1 more medical group.

Does Dr. Stephen Thomas accept Medicare?

Yes. CMS data shows Dr. Thomas billed Medicare for 56,989 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 91 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Stephen Thomas see?

CMS counts 1,409 Medicare patients who saw Dr. Thomas in 2024, with an average age of 74.

Is Dr. Stephen Thomas board certified?

Yes. Dr. Thomas is board certified in diagnostic radiology by the American Board of Radiology.

What services does Dr. Stephen Thomas bill to Medicare?

In 2024, Dr. Thomas' most billed Medicare services were medicare temporary code (Q9967), medical supplies or transport (A9575) and diagnostic imaging (73630).

Where did Dr. Stephen Thomas go to medical school?

Dr. Thomas graduated from University of Pittsburgh School of Medicine in 2002.

What drugs does Dr. Stephen Thomas prescribe most?

In 2021 Medicare Part D data, Dr. Thomas' most prescribed drugs by claims were Methylprednisolone.

Has Dr. Stephen Thomas received payments from drug or device companies?

CMS Open Payments shows $5,082 in general payments to Dr. Thomas from 8 companies from 2017 to 2023. The largest total came from Guerbet LLC.

How long has Dr. Stephen Thomas been practicing?

Dr. Thomas graduated from medical school in 2002, 24 years ago.

Does Dr. Stephen Thomas do research?

Dmand AI links 4 publications to Dr. Thomas, published from 2020 to 2023.

Who does Dr. Stephen Thomas publish with?

Dr. Thomas' most frequent co-authors are Gregory S. Stacy (2 shared papers), Tatjana Antic, MD (1 shared paper) and Ibrahim Karademir (1 shared paper).

What insurance does Dr. Stephen Thomas accept?

Dr. Thomas is in network with 9 carriers, including Elevance, HCSC and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

Selling to diagnostic radiology practices?

See diagnostic radiologists in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)