Dr. Michael Tomblyn, MD

  • Memphis, TN
  • Radiation oncologist
NPI1083758544PAC ID5092851949
Medicare services, 2024
3,616
Medicare patients, 2024
196
Part D claims, 2024
23
Publications
11
Clinical trials
2
Practice address
6019 Walnut Grove Road, Memphis, TN 38120
Practice phone
Call (901) 226-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Baptist Memorial Hospital-Memphis

Hospital · Memphis, Tennessee

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Dr. Michael Tomblyn is a radiation oncologist in Memphis, Tennessee

Dr. Tomblyn practices at Baptist Memorial Hospital-Memphis in Memphis, Tennessee, part of Baptist Memorial Health Care.

Dr. Tomblyn's NPI, 1083758544, was assigned on February 17, 2007. Dr. Tomblyn graduated from Rush Medical College in 2004. Dr. Tomblyn holds Tennessee license 62366.

NPI and contact details
Medicare PAC ID
5092851949
NPI enumeration date
February 17, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(901) 226-5000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
48
Medical school graduation
2004

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

Dr. Michael Tomblyn practices at Baptist Memorial Hospital-Memphis in Memphis, Tennessee

Dr. Tomblyn's primary practice is Baptist Memorial Hospital-Memphis, at 6019 Walnut Grove Road, Memphis, TN 38120 in Shelby County. The practice phone is (901) 226-5000.

Source: Dmand AI Affiliation Data

Dr. Michael Tomblyn is affiliated with 2 sites of care and 1 medical group

Dr. Tomblyn's primary practice is Baptist Memorial Hospital-Memphis in Memphis, Tennessee, part of Baptist Memorial Health Care. Dr. Tomblyn is also affiliated with Baptist Memorial Hospital-Tipton. The medical group on file is Baptist Medical Group.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michael Tomblyn's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tomblyn practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Baptist Memorial Hospital-MemphisAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael Tomblyn is one of 120 radiation oncologists in Tennessee

Radiation oncology is Dr. Tomblyn's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Tomblyn is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Tomblyn's licenses on file in 7 states: Tennessee, Arkansas, Mississippi, Illinois, Florida, Kansas and Minnesota.

Specialties and state licenses

  • Radiation oncology, TennesseePrimaryLicense 62366 · 2021 to 2027 · taxonomy 2085R0001X
  • Arkansas license2024 to 2027
  • Mississippi license2024 to 2026
  • Illinois licenseLicense 036140023 · 2016 to 2023
  • Therapeutic radiology, FloridaLicense ME104123 · 2009 to 2019 · taxonomy 2085R0203X
  • Kansas license2016 to 2018
  • Minnesota license2007 to 2009

Clinical focus

Dmand AI lists anal cancer radiation, bladder cancer radiation, bone cancer radiation, brain cancer radiation, breast cancer radiation, cancer radiation-upper GI, cervical cancer radiation and head & neck cancer radiation among the conditions Dr. Tomblyn treats.

Radiation oncologists near Dr. Tomblyn

Counts of radiation 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. Michael Tomblyn billed Medicare for 3,616 services in 2024

CMS data shows 3,616 Medicare services from Dr. Tomblyn across 19 procedure codes in 2024, for 196 Medicare patients. Medicare paid $233,386 for them.

Medicare services, 20243,616
Medicare patients196
Paid by Medicare$233,386
Procedure codes19

Dr. Tomblyn's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 1,9932024: 2,88445%
Other services
2023: 3822024: 55946%
Office and hospital visits
2023: 1562024: 17311%

Where Dr. Tomblyn's Medicare services took place, 2024

  • In an office2,45868%
  • In a facility1,15832%

Dr. Tomblyn compared with the Tennessee median for radiation oncologists, 2024

  • Dr. Tomblyn
  • Tennessee median
Medicare services
3,616vs 1,7382.1 times
Medicare patients
196vs 2117% below
Part D claims
11vs 5680% below

Medians across 113 radiation oncologists in Tennessee with Dmand AI profiles that report each measure.

Dr. Tomblyn'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.

See all procedures by Dr. Tomblyn

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

Dr. Michael Tomblyn treated 196 Medicare patients in 2024, average age 74

CMS counts 196 Medicare patients who saw Dr. Tomblyn in 2024. The largest group is 65 to 74, with 102 patients. 75% of them have cancer, and 75% have high blood pressure. Their average risk score is 1.89, 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. Tomblyn's median patient age at 74, with 55% women.

Medicare patients, 2024196
Average age74
Average risk score1.89

Dr. Tomblyn's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Tomblyn's Medicare patients by sex, 2024

  • Women11257%
  • Men8443%

Chronic conditions among Dr. Tomblyn's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis47%
  5. Diabetes34%
  6. Ischemic heart disease32%
  7. Anxiety29%
  8. COPD24%

Share of Medicare patients with each condition. A patient can have several.

Dr. Tomblyn's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women55%
  • Men45%

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

Dr. Michael Tomblyn wrote 23 Medicare Part D claims in 2024

In 2024, Dr. Tomblyn wrote 23 Medicare Part D claims for 17 patients. 91% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $92 in total drug cost. In 2018, CMS named 15 claims across 1 drug.

Part D claims, 202423
Drugs named by CMS1
Total drug cost$92
Part D patients17

Dr. Tomblyn's Part D claims by kind of drug, 2024

  • Generic21 claims91%
  • Brand-name and other2 claims9%

Dr. Tomblyn'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, 2018 to 2024

  • 2018
  • 2024
Claims for drugs CMS names
2018: 152024: 1127%

Drugs named by CMS: 1 in 2024, 1 in 2018.

See all prescribing by Dr. Tomblyn

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. Michael Tomblyn scored 82 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Tomblyn for performance year 2024, reported as part of a group. Dr. Tomblyn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Tomblyn's MIPS scores, performance year 2024

  • 82of 100Final score
  • 64.8of 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

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Dr. Michael Tomblyn has 11 publications on record

Dmand AI links 11 papers to Dr. Tomblyn, published from 2008 to 2018. 2014 was the busiest year, with 2. The most frequent topics are Hematopoietic Stem Cell Transplantation, Antineoplastic Agents and Radioimmunotherapy. Dr. Tomblyn has published most often in Bone Marrow Transplant. Dr. Tomblyn's most frequent co-authors are Thomas E. Witzig, MD, Kamran Ali Ahmed, MD and Kevin Scott Baker, MD.

Papers11
Years published2008 to 2018

Dr. Tomblyn's papers by year, 2008 to 2018

Topics Dr. Tomblyn writes about most

  • Hematopoietic Stem Cell Transplantation
  • Antineoplastic Agents
  • Radioimmunotherapy
  • Tissue Donors

Dr. Tomblyn's most frequent co-authors

Recent publications by Dr. Tomblyn

See all 11 publications and co-authors

See who Dr. Tomblyn researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tomblyn works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

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

Dr. Michael Tomblyn has worked on 2 clinical trials

Dmand AI links Dr. Tomblyn to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Brain Neoplasms, Lymphoma, Large B-Cell, Diffuse and Central Nervous System Neoplasms.

Clinical trials with Dr. Tomblyn by phase

  1. NonePhase 1: no trials
  2. 1Phase 1/2: 1 trial
  3. NonePhase 2: no trials
  4. 1Phase 3: 1 trial
  5. NonePhase 4: no trials

Conditions in Dr. Tomblyn's trials

  • Brain Neoplasms
  • Lymphoma, Large B-Cell, Diffuse
  • Central Nervous System Neoplasms
  • Precursor Cell Lymphoblastic Leukemia-Lymphoma

Investigators on the most trials with Dr. Tomblyn

Recent clinical trials with Dr. Tomblyn

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Michael Tomblyn received $9,964 in industry payments from 2016 to 2025

CMS Open Payments shows 21 general payments to Dr. Tomblyn from 7 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 80% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $9,689.

General payments to Dr. Tomblyn by program year, 2016 to 2025

General payments to Dr. Tomblyn by kind, 2016 to 2025

$10Kin total
  • Consulting fees$7,95080%
  • Travel and lodging$1,38214%
  • Food and beverage$6316%

Companies that paid Dr. Tomblyn the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Tomblyn

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

Dr. Michael Tomblyn graduated from Rush Medical College

Dr. Tomblyn graduated from Rush Medical College in 2004.

  1. Medical schoolRush Medical College
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Michael Tomblyn accepts plans from 18 insurance carriers

Dr. Tomblyn is in network with 18 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Cigna
  • HCSC
  • Arkansas Blue Cross and Blue Shield
  • Blue Cross Blue Shield of Massachusetts
  • +10 more carriersWith a free account

Plan types Dr. Tomblyn accepts, by number of carriers

  1. PPO11
  2. Medicare10
  3. HMO7
  4. POS7
  5. Medicaid3
  6. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael Tomblyn'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)Medicare Part D Prescribers - by Provider (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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Michael Tomblyn

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. Michael Tomblyn's NPI number?

Dr. Michael Tomblyn's NPI number is 1083758544. It was assigned on February 17, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael Tomblyn?

Dr. Michael Tomblyn is a radiation oncologist in Memphis, Tennessee. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Michael Tomblyn practice?

Dr. Tomblyn practices at 6019 Walnut Grove Road, Memphis, TN 38120. Dr. Tomblyn's primary practice is Baptist Memorial Hospital-Memphis in Memphis, Tennessee, part of Baptist Memorial Health Care.

What is Dr. Michael Tomblyn's office phone number?

The practice phone on file for Dr. Tomblyn is (901) 226-5000.

What is Dr. Michael Tomblyn's medical license number?

Dr. Tomblyn holds Tennessee license 62366, one of the licenses on file in 7 states.

Which states has Dr. Michael Tomblyn been licensed in?

Dmand AI has state licenses on file for Dr. Tomblyn in Tennessee (2021 to 2027), Arkansas (2024 to 2027), Mississippi (2024 to 2026), Illinois (2016 to 2023), Florida (2009 to 2019), Kansas (2016 to 2018) and Minnesota (2007 to 2009).

Which hospitals is Dr. Michael Tomblyn affiliated with?

Dr. Tomblyn practices at Baptist Memorial Hospital-Memphis in Memphis, Tennessee. Dr. Tomblyn is also affiliated with Baptist Memorial Hospital-Tipton.

What medical group is Dr. Michael Tomblyn part of?

Dr. Tomblyn is linked to Baptist Medical Group.

Does Dr. Michael Tomblyn accept Medicare?

Yes. CMS data shows Dr. Tomblyn billed Medicare for 3,616 services in 2024, and Dr. Tomblyn accepts Medicare assignment.

What is Dr. Michael Tomblyn's MIPS score?

Dr. Tomblyn's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Michael Tomblyn see?

CMS counts 196 Medicare patients who saw Dr. Tomblyn in 2024, with an average age of 74.

Is Dr. Michael Tomblyn board certified?

Yes. Dr. Tomblyn is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Michael Tomblyn bill to Medicare?

In 2024, Dr. Tomblyn's most billed Medicare services were radiation oncology (77014), radiation oncology (77300) and medicare service (G6002).

Where did Dr. Michael Tomblyn go to medical school?

Dr. Tomblyn graduated from Rush Medical College in 2004.

What drugs does Dr. Michael Tomblyn prescribe most?

In 2024 Medicare Part D data, Dr. Tomblyn's most prescribed drugs by claims were Tamsulosin HCl.

Has Dr. Michael Tomblyn received payments from drug or device companies?

CMS Open Payments shows $9,964 in general payments to Dr. Tomblyn from 7 companies from 2016 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.

How long has Dr. Michael Tomblyn been practicing?

Dr. Tomblyn graduated from medical school in 2004, 22 years ago.

Does Dr. Michael Tomblyn do research?

Dmand AI links 11 publications to Dr. Tomblyn, published from 2008 to 2018. Dr. Tomblyn has worked on 2 clinical trials.

Who does Dr. Michael Tomblyn publish with?

Dr. Tomblyn's most frequent co-authors are Thomas E. Witzig, MD (2 shared papers), Kamran Ali Ahmed, MD (1 shared paper) and Kevin Scott Baker, MD (1 shared paper).

What insurance does Dr. Michael Tomblyn accept?

Dr. Tomblyn is in network with 18 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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