Dr. Tom T. Thayil, MD
- Medicare services, 2024
- 1,106
- Medicare patients, 2024
- 528
- Part D claims, 2024
- 106
- Hospital affiliations
- 3
- Industry payments
- $1,306
- Practice address
- 8200 Walnut Hill Lane, Dallas, TX 75231
- Practice phone
- Call (214) 345-6789
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Thayil's professional email, personal email and mobile number
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Dr. Tom T. Thayil is an internist in Dallas, Texas
Dr. Thayil practices at Texas Health Dallas in Dallas, Texas, part of Texas Health Resources.
Dr. Thayil's NPI, 1972541381, was assigned on June 4, 2006. Dr. Thayil graduated from UTMB Health in 2000. Dr. Thayil holds Texas license L6668.
- NPI
- 1972541381NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931151461
- NPI enumeration date
- June 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (214) 345-6789
- 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. Tom T. Thayil practices at Texas Health Dallas in Dallas, Texas
Dr. Thayil's primary practice is Texas Health Dallas, at 8200 Walnut Hill Lane, Dallas, TX 75231 in Dallas County. The practice phone is (214) 345-6789.
- Texas Health Dallas8200 Walnut Hill Lane, Dallas, TX 75231 · Dallas CountyPhone(214) 345-6789
Source: Dmand AI Affiliation Data
Dr. Tom T. Thayil is affiliated with 3 sites of care and 4 medical groups
Dr. Thayil's primary practice is Texas Health Dallas in Dallas, Texas, part of Texas Health Resources. Dr. Thayil is also affiliated with Texas Institute for Surgery at Texas Health Presbyterian Dallas. The medical group on file is MD On Call PA. Dmand AI also links Dr. Thayil to 1 more hospital and 3 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. Tom T. Thayil's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thayil practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Texas Health Dallas | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Tom T. Thayil is one of 8,437 internists in Texas
Internal medicine is Dr. Thayil's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Thayil is board certified in internal medicine by the American Board of Internal Medicine. Dr. Thayil is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Clinical focus
Dmand AI lists acute respiratory failure, aneurysm, atherosclerosis, atrial fibrillation and flutter, cardiac arrhythmia, cellulitis, chest pain and chronic diabetes among the conditions Dr. Thayil treats.
Internists near Dr. Thayil
Counts of internists 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. Tom T. Thayil billed Medicare for 1,106 services in 2024
CMS data shows 1,106 Medicare services from Dr. Thayil across 11 procedure codes in 2024, for 528 Medicare patients. Medicare paid $91,397 for them.
Dr. Thayil's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,3362024: 1,10617%
Where Dr. Thayil's Medicare services took place, 2024
- In an office454%
- In a facility1,06196%
Dr. Thayil compared with the Texas median for internists, 2024
- Dr. Thayil
- Texas median
- Medicare services
- 1,106vs 5392.1 times
- Medicare patients
- 528vs 1902.8 times
- Part D claims
- 11vs 28996% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Thayil'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.
Need commercial claims for Dr. Thayil?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Thayil and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Tom T. Thayil treated 528 Medicare patients in 2024, average age 77
CMS counts 528 Medicare patients who saw Dr. Thayil in 2024. The largest group is 75 to 84, with 210 patients. 75% of them have arthritis, and 75% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.77, 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. Thayil's median patient age at 70, with 52% women.
Dr. Thayil's Medicare patients by age, 2024
Dr. Thayil's Medicare patients by sex, 2024
- Women30057%
- Men22843%
Chronic conditions among Dr. Thayil's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Mood disorders41%
- Ischemic heart disease40%
- Depression39%
- Anxiety35%
- Diabetes35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thayil's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Tom T. Thayil wrote 106 Medicare Part D claims in 2024
In 2024, Dr. Thayil wrote 106 Medicare Part D claims for 47 patients. 88% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $180 in total drug cost. In 2021, CMS named 17 claims across 1 drug.
Dr. Thayil's Part D claims by kind of drug, 2024
- Generic93 claims88%
- Brand-name13 claims12%
Dr. Thayil's most prescribed drugs by claims, 2022
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. Thayil's Part D claims, 2024
- Antibiotics13%14 of 106 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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 172022: 1135%
Drugs named by CMS: 1 in 2022, 1 in 2021.
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
How Dr. Tom T. Thayil takes part in Medicare
Dr. Thayil accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Tom T. Thayil received $1,306 in industry payments from 2016 to 2025
CMS Open Payments shows 70 general payments to Dr. Thayil from 14 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $408.
General payments to Dr. Thayil by program year, 2016 to 2025
Companies that paid Dr. Thayil 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. Tom T. Thayil graduated from UTMB Health
Dr. Thayil graduated from UTMB Health in 2000.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Tom T. Thayil accepts plans from 17 insurance carriers
Dr. Thayil is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- Alliant Health Plans
- Aspirus Health Plan
- HCSC
- Arkansas Blue Cross and Blue Shield
- +9 more carriersWith a free account
Plan types Dr. Thayil accepts, by number of carriers
- HMO10
- PPO9
- POS5
- EPO4
- Medicare3
Source: Dmand AI Insurance Network Data
Sources for Dr. Tom T. Thayil'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Tom T. Thayil
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. Tom T. Thayil's NPI number?
Dr. Tom T. Thayil's NPI number is 1972541381. It was assigned on June 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Tom T. Thayil?
Dr. Tom T. Thayil is an internist in Dallas, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Tom T. Thayil practice?
Dr. Thayil practices at 8200 Walnut Hill Lane, Dallas, TX 75231. Dr. Thayil's primary practice is Texas Health Dallas in Dallas, Texas, part of Texas Health Resources. Dmand AI also links Dr. Thayil to 1 hospital and 3 medical groups.
What is Dr. Tom T. Thayil's office phone number?
The practice phone on file for Dr. Thayil is (214) 345-6789.
What is Dr. Tom T. Thayil's medical license number?
Dr. Thayil holds Texas license L6668.
Which hospitals is Dr. Tom T. Thayil affiliated with?
Dr. Thayil practices at Texas Health Dallas in Dallas, Texas. Dr. Thayil is also affiliated with Texas Institute for Surgery at Texas Health Presbyterian Dallas. Dmand AI links Dr. Thayil to 1 more hospital.
What medical group is Dr. Tom T. Thayil part of?
Dr. Thayil is linked to MD On Call PA. Dmand AI links Dr. Thayil to 3 more medical groups.
Does Dr. Tom T. Thayil accept Medicare?
Yes. CMS data shows Dr. Thayil billed Medicare for 1,106 services in 2024, and Dr. Thayil accepts Medicare assignment.
How many Medicare patients does Dr. Tom T. Thayil see?
CMS counts 528 Medicare patients who saw Dr. Thayil in 2024, with an average age of 77.
Is Dr. Tom T. Thayil board certified?
Yes. Dr. Thayil is board certified in internal medicine by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Tom T. Thayil bill to Medicare?
In 2024, Dr. Thayil's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and nursing facility care (99309).
Where did Dr. Tom T. Thayil go to medical school?
Dr. Thayil graduated from UTMB Health in 2000.
What drugs does Dr. Tom T. Thayil prescribe most?
In 2022 Medicare Part D data, Dr. Thayil's most prescribed drugs by claims were Pravastatin Sodium.
Has Dr. Tom T. Thayil received payments from drug or device companies?
CMS Open Payments shows $1,306 in general payments to Dr. Thayil from 14 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Tom T. Thayil been practicing?
Dr. Thayil graduated from medical school in 2000, 26 years ago.
What insurance does Dr. Tom T. Thayil accept?
Dr. Thayil is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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