Dr. Thomas Anthony Lallas, MD
- Medicare services, 2019
- 196
- Part D claims, 2024
- 80
- Industry payments
- $1,197
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 100 E 77th St, New York, NY 10075
- Practice phone
- Call (212) 434-2842
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lenox Hill Hospital
New York, New York
Find Dr. Lallas' 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 Anthony Lallas is a gynecologic oncologist in New York, New York
Dr. Lallas practices at Lenox Hill Hospital in New York, New York.
Dr. Lallas' NPI, 1356410914, was assigned on November 7, 2006. Dr. Lallas holds New York license 195464.
- NPI
- 1356410914NPI Registry (opens in a new tab)
- NPI enumeration date
- November 7, 2006
- NPI status
- Active
- Practice phone
- (212) 434-2842
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Thomas Anthony Lallas practices at Lenox Hill Hospital in New York, New York
Dr. Lallas' primary practice is Lenox Hill Hospital, at 100 E 77th St, New York, NY 10075 in New York County. The practice phone is (212) 434-2842.
- Lenox Hill Hospital100 E 77th St, New York, NY 10075 · New York CountyPhone(212) 434-2842
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thomas Anthony Lallas is affiliated with 2 sites of care and 1 medical group
Dr. Lallas' primary practice is Lenox Hill Hospital in New York, New York. Dmand AI also links Dr. Lallas to 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Thomas Anthony Lallas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lallas practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lenox Hill Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Anthony Lallas is one of 148 gynecologic oncologists in New York
Gynecologic oncology is Dr. Lallas' primary specialty in the NPI Registry, under taxonomy code 207VX0201X. Dr. Lallas is licensed in New York.
Specialties and state licenses
- Gynecologic oncology, New YorkPrimary
Gynecologic oncologists near Dr. Lallas
Counts of gynecologic oncologists 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 Anthony Lallas billed Medicare for 196 services in 2019
CMS data shows 196 Medicare services from Dr. Lallas across 3 procedure codes in 2019, all of them office visits. Medicare paid $15,679 for them. Every service was in an office.
Dr. Lallas' Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 2062019: 1965%
Dr. Lallas compared with the New York median for gynecologic oncologists, 2019
- Dr. Lallas
- New York median
- Medicare services
- 196vs 17115% above
- Part D claims
- 56vs 252.2 times
Medians across 138 gynecologic oncologists in New York with Dmand AI profiles that report each measure.
Dr. Lallas' most billed Medicare procedure codes, 2019
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. Lallas and other gynecologic oncologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Anthony Lallas' patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Lallas' median patient age at 63, with 95% women.
Dr. Lallas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women95%
- Men5%
Source: Dmand AI Patient Panel Data
Dr. Thomas Anthony Lallas wrote 80 Medicare Part D claims in 2024
In 2024, Dr. Lallas wrote 80 Medicare Part D claims for 24 patients. 55% of them were for generic drugs. CMS names the drug for 56 of them, across 3 drugs with 11 or more claims each, at $8,875 in total drug cost. In 2023, CMS named 22 claims across 1 drug.
Dr. Lallas' Part D claims by kind of drug, 2024
- Generic44 claims55%
- Brand-name36 claims45%
Dr. Lallas' 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: 222024: 56155%
Drugs named by CMS: 3 in 2024, 1 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
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Dr. Thomas Anthony Lallas received $1,197 in industry payments from 2016 to 2024
CMS Open Payments shows 26 general payments to Dr. Lallas from 14 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 96% of the total. TESARO, Inc. paid the most, $263.
General payments to Dr. Lallas by program year, 2016 to 2024
General payments to Dr. Lallas by kind, 2016 to 2024
- Food and beverage$1,14596%
- Education$514%
Companies that paid Dr. Lallas the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas Anthony Lallas'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Anthony Lallas
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 Anthony Lallas' NPI number?
Dr. Thomas Anthony Lallas' NPI number is 1356410914. It was assigned on November 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Anthony Lallas?
Dr. Thomas Anthony Lallas is a gynecologic oncologist in New York, New York. The primary specialty in the NPI Registry is Gynecologic Oncology Physician (taxonomy code 207VX0201X).
Where does Dr. Thomas Anthony Lallas practice?
Dr. Lallas practices at 100 E 77th St, New York, NY 10075. Dr. Lallas' primary practice is Lenox Hill Hospital in New York, New York. Dmand AI also links Dr. Lallas to 1 group practice or clinic and 1 medical group.
What is Dr. Thomas Anthony Lallas' office phone number?
The practice phone on file for Dr. Lallas is (212) 434-2842.
What is Dr. Thomas Anthony Lallas' medical license number?
Dr. Lallas holds New York license 195464.
Does Dr. Thomas Anthony Lallas accept Medicare?
Yes. CMS data shows Dr. Lallas billed Medicare for 196 services in 2019.
What services does Dr. Thomas Anthony Lallas bill to Medicare?
In 2019, Dr. Lallas' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, established patient (99215).
What drugs does Dr. Thomas Anthony Lallas prescribe most?
In 2024 Medicare Part D data, Dr. Lallas' most prescribed drugs by claims were Premarin, Medroxyprogesterone Acetate and Estradiol.
Has Dr. Thomas Anthony Lallas received payments from drug or device companies?
CMS Open Payments shows $1,197 in general payments to Dr. Lallas from 14 companies from 2016 to 2024. The largest total came from TESARO, Inc.
How long has Dr. Thomas Anthony Lallas been practicing?
Dr. Lallas' NPI was assigned in 2006.
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