Dr. Thomas Lee Gillespie, MD
- Medicare services, 2024
- 60
- Medicare patients, 2024
- 65
- Part D claims, 2024
- 44
- Hospital affiliations
- 1
- Industry payments
- $135,437
- Practice address
- 350 West Thomas Road, Phoenix, AZ 85013
- Practice phone
- Call (602) 406-8225
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Gillespie's 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. Thomas Lee Gillespie is a general surgeon in Phoenix, Arizona
Dr. Gillespie practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health.
Dr. Gillespie's NPI, 1144309261, was assigned on November 2, 2006. Dr. Gillespie graduated from Columbia University College of Physicians and Surgeons in 1995. Dr. Gillespie holds Arizona license 29344.
- NPI
- 1144309261NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456349208
- NPI enumeration date
- November 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (602) 406-8225
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Lee Gillespie practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona
Dr. Gillespie's primary practice is Dignity Health St. Joseph's Hospital and Medical Center, at 350 West Thomas Road, Phoenix, AZ 85013 in Maricopa County. The practice phone is (602) 406-8225.
- Dignity Health St. Joseph's Hospital and Medical Center350 West Thomas Road, Phoenix, AZ 85013 · Maricopa CountyPhone(602) 406-8225
Source: Dmand AI Affiliation Data
Dr. Thomas Lee Gillespie is affiliated with 4 sites of care and 2 medical groups
Dr. Gillespie's primary practice is Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health. The medical group on file is St. Joseph's Faculty Physicians. Dmand AI also links Dr. Gillespie to 2 more group practices and clinics, 1 physician office and 1 medical group, 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. Thomas Lee Gillespie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gillespie practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health St. Joseph's Hospital and Medical Center | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Lee Gillespie is one of 617 general surgeons in Arizona
Surgery is Dr. Gillespie's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Gillespie is licensed in Arizona.
Specialties and state licenses
- Surgery, ArizonaPrimary
General surgeons near Dr. Gillespie
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. Thomas Lee Gillespie billed Medicare for 60 services in 2024
CMS data shows 60 Medicare services from Dr. Gillespie across 3 procedure codes in 2024, for 65 Medicare patients. Medicare paid $9,506 for them.
Dr. Gillespie's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 702024: 4733%
- Surgery
- 2023: 152024: 1313%
Where Dr. Gillespie's Medicare services took place, 2024
- In an office4778%
- In a facility1322%
Dr. Gillespie compared with the Arizona median for general surgeons, 2024
- Dr. Gillespie
- Arizona median
- Medicare services
- 60vs 16263% below
- Medicare patients
- 65vs 11644% below
- Part D claims
- 31vs 31Close to median
Medians across 545 general surgeons in Arizona with Dmand AI profiles that report each measure.
Dr. Gillespie's 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. Gillespie and other general surgeons in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Lee Gillespie treated 65 Medicare patients in 2024, average age 73
CMS counts 65 Medicare patients who saw Dr. Gillespie in 2024. The largest group is 65 to 74, with 34 patients. 66% of them have high cholesterol, and 60% have high blood pressure. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Gillespie's median patient age at 62, with 34% women.
Dr. Gillespie's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Gillespie's Medicare patients by sex, 2024
- Women2437%
- Men4163%
Chronic conditions among Dr. Gillespie's Medicare patients, 2024
- High cholesterol66%
- High blood pressure60%
- Arthritis49%
- Cancer29%
- Anxiety26%
- Depression25%
- Mood disorders25%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gillespie's 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
- Women34%
- Men64%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Lee Gillespie wrote 44 Medicare Part D claims in 2024
In 2024, Dr. Gillespie wrote 44 Medicare Part D claims for 34 patients. 93% of them were for generic drugs. CMS names the drug for 31 of them, across 1 drug with 11 or more claims each, at $18 in total drug cost. In 2023, CMS named 52 claims across 2 drugs.
Dr. Gillespie's Part D claims by kind of drug, 2024
- Generic41 claims93%
- Brand-name and other3 claims7%
Dr. Gillespie's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 522024: 3140%
Drugs named by CMS: 1 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. Thomas Lee Gillespie ranks in the 89th percentile for hernia repair (minimally invasive) in Medicare
Dr. Gillespie accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gillespie as offering telehealth. CMS counts 21 procedures of hernia repair (minimally invasive) by Dr. Gillespie, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Gillespie ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 89th percentile21 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 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. Thomas Lee Gillespie received $135,437 in industry payments from 2016 to 2025
CMS Open Payments shows 179 general payments to Dr. Gillespie from 11 drug and device companies from 2016 to 2025. Education make up the largest share, 69% of the total. Intuitive Surgical, Inc. paid the most, $123,439.
General payments to Dr. Gillespie by program year, 2016 to 2025
General payments to Dr. Gillespie by kind, 2016 to 2025
- Education$93,91069%
- Speaker and faculty fees$26,70020%
- Travel and lodging$11,1258%
- Food and beverage$3,7023%
Companies that paid Dr. Gillespie 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. Thomas Lee Gillespie graduated from Columbia University College of Physicians and Surgeons
Dr. Gillespie graduated from Columbia University College of Physicians and Surgeons in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas Lee Gillespie'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. Thomas Lee Gillespie
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. Thomas Lee Gillespie's NPI number?
Dr. Thomas Lee Gillespie's NPI number is 1144309261. It was assigned on November 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Lee Gillespie?
Dr. Thomas Lee Gillespie is a general surgeon in Phoenix, Arizona. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Thomas Lee Gillespie practice?
Dr. Gillespie practices at 350 West Thomas Road, Phoenix, AZ 85013. Dr. Gillespie's primary practice is Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona, part of CommonSpirit Health. Dmand AI also links Dr. Gillespie to 2 group practices and clinics, 1 physician office and 1 medical group.
What is Dr. Thomas Lee Gillespie's office phone number?
The practice phone on file for Dr. Gillespie is (602) 406-8225.
What is Dr. Thomas Lee Gillespie's medical license number?
Dr. Gillespie holds Arizona license 29344.
Which hospitals is Dr. Thomas Lee Gillespie affiliated with?
Dr. Gillespie practices at Dignity Health St. Joseph's Hospital and Medical Center in Phoenix, Arizona.
What medical group is Dr. Thomas Lee Gillespie part of?
Dr. Gillespie is linked to St. Joseph's Faculty Physicians. Dmand AI links Dr. Gillespie to 1 more medical group.
Does Dr. Thomas Lee Gillespie accept Medicare?
Yes. CMS data shows Dr. Gillespie billed Medicare for 60 services in 2024, and Dr. Gillespie accepts Medicare assignment.
Does Dr. Thomas Lee Gillespie offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gillespie as offering telehealth services.
How many Medicare patients does Dr. Thomas Lee Gillespie see?
CMS counts 65 Medicare patients who saw Dr. Gillespie in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Dr. Thomas Lee Gillespie bill to Medicare?
In 2024, Dr. Gillespie's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and surgery: digestive system (49650).
Where did Dr. Thomas Lee Gillespie go to medical school?
Dr. Gillespie graduated from Columbia University College of Physicians and Surgeons in 1995.
What drugs does Dr. Thomas Lee Gillespie prescribe most?
In 2024 Medicare Part D data, Dr. Gillespie's most prescribed drugs by claims were Gabapentin.
Has Dr. Thomas Lee Gillespie received payments from drug or device companies?
CMS Open Payments shows $135,437 in general payments to Dr. Gillespie from 11 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Thomas Lee Gillespie been practicing?
Dr. Gillespie graduated from medical school in 1995, 31 years ago.
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