Dr. Ayalew Tefferi, MD

  • Rochester, MN
  • Hematology (internal medicine) physician
NPI1518946987PAC ID4183706955
Medicare services, 2024
3,187
Medicare patients, 2024
152
Part D claims, 2024
208
Publications
913
Clinical trials
5
Practice address
200 First Street SW, Rochester, MN 55905
Practice phone
Call (507) 284-5968
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mayo Clinic Breast Diagnostic Clinic

Mammography / Breast Imaging Center · Rochester, Minnesota

See all 5 affiliations

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Dr. Ayalew Tefferi is a hematology (internal medicine) physician in Rochester, Minnesota

Dr. Tefferi practices at Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota.

Dr. Tefferi's NPI, 1518946987, was assigned on January 12, 2006. Dr. Tefferi graduated from University of Athens in 1981. Dr. Tefferi's Minnesota license number on file is 30577.

NPI and contact details
Medicare PAC ID
4183706955
NPI enumeration date
January 12, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(507) 284-5968
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
70
Medical school graduation
1981

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

Dr. Ayalew Tefferi practices at Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota

Dr. Tefferi's primary practice is Mayo Clinic Breast Diagnostic Clinic, at 200 First Street SW, Rochester, MN 55905. The practice phone is (507) 284-5968.

  • Mayo Clinic Breast Diagnostic Clinic
    200 First Street SW, Rochester, MN 55905Phone(507) 284-5968

Source: Dmand AI Affiliation Data

Dr. Ayalew Tefferi is affiliated with 4 sites of care and 1 medical group

Dr. Tefferi's primary practice is Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota. Dr. Tefferi is also affiliated with Mayo Clinic Hospital, Saint Marys Campus. The medical group on file is Mayo Clinic. Dmand AI also links Dr. Tefferi to 1 more clinical lab and 1 hospice, each named with a free account. Dr. Tefferi's employer is on file too: a breast imaging center.

See all 5 affiliations for Dr. Tefferi

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

Dmand AI tracks the EHR system at Dr. Ayalew Tefferi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tefferi practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic Breast Diagnostic ClinicAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ayalew Tefferi is one of 97 hematology (internal medicine) physicians in Minnesota

Internal medicine is Dr. Tefferi's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Tefferi is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Tefferi's licenses on file in 2 states: Minnesota and Illinois.

Specialties and state licenses

  • Hematology (internal medicine), MinnesotaPrimaryLicense 30577 · 1986 to 2025 · taxonomy 207RH0000X
  • Illinois license1983 to 1987

Clinical focus

Dmand AI lists chronic anemia and chronic leukemia among the conditions Dr. Tefferi treats.

Hematology (internal medicine) physicians near Dr. Tefferi

Counts of hematology (internal medicine) physicians 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. Ayalew Tefferi billed Medicare for 3,187 services in 2024

CMS data shows 3,187 Medicare services from Dr. Tefferi across 10 procedure codes in 2024, for 152 Medicare patients. Medicare paid $56,460 for them. Every service was in an office.

Medicare services, 20243,187
Medicare patients152
Paid by Medicare$56,460
Procedure codes10

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

  • 2023
  • 2024
Drugs given in the office
2023: 2,1002024: 2,99042%
Office and hospital visits
2023: 1332024: 10720%
Tests and treatments
2023: 292024: 90210%

Dr. Tefferi compared with the Minnesota median for hematology (internal medicine) physicians, 2024

  • Dr. Tefferi
  • Minnesota median
Medicare services
3,187vs 1,91666% above
Medicare patients
152vs 18317% below
Part D claims
183vs 15518% above

Medians across 86 hematology (internal medicine) physicians in Minnesota with Dmand AI profiles that report each measure.

Dr. Tefferi'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. Tefferi

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

Dr. Ayalew Tefferi treated 152 Medicare patients in 2024, average age 73

CMS counts 152 Medicare patients who saw Dr. Tefferi in 2024. The largest group is 65 to 74, with 75 patients. 64% of them have high blood pressure, and 62% have high cholesterol. Their average risk score is 1.68, 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. Tefferi's median patient age at 69, with 58% women.

Medicare patients, 2024152
Average age73
Average risk score1.68

Dr. Tefferi's Medicare patients by age, 2024

Dr. Tefferi's Medicare patients by sex, 2024

  • Women9160%
  • Men6140%

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

  1. High blood pressure64%
  2. High cholesterol62%
  3. Arthritis45%
  4. Chronic kidney disease34%
  5. Osteoporosis28%
  6. Mood disorders25%
  7. Ischemic heart disease24%
  8. Depression23%

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

Dr. Tefferi's 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

  • Women58%
  • Men42%

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

Dr. Ayalew Tefferi wrote 208 Medicare Part D claims in 2024

In 2024, Dr. Tefferi wrote 208 Medicare Part D claims for 46 patients. 38% of them were for generic drugs. CMS names the drug for 183 of them, across 6 drugs with 11 or more claims each, at $2,734,909 in total drug cost. In 2023, CMS named 34 claims across 1 drug.

Part D claims, 2024208
Drugs named by CMS6
Total drug cost$2.7M
Part D patients46

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

  • Generic79 claims38%
  • Brand-name129 claims62%

Dr. Tefferi'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: 342024: 183438%

Drugs named by CMS: 6 in 2024, 1 in 2023.

See all prescribing by Dr. Tefferi

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. Ayalew Tefferi offers telehealth to Medicare patients

Dr. Tefferi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Tefferi as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Ayalew Tefferi has 913 publications on record

Dmand AI links 913 papers to Dr. Tefferi, published from 2002 to 2025. 2023 was the busiest year, with 47. The most frequent topics are Primary Myelofibrosis, Janus Kinase 2 and Myeloproliferative Disorders. Dr. Tefferi has published most often in Am J Hematol. Dr. Tefferi's most frequent co-authors are Naseema Gangat, MBBS, Animesh D. Pardanani, MBBS, PhD and Mark R. Litzow, MD.

Papers913
Years published2002 to 2025

Dr. Tefferi's papers by year, 2016 to 2025

Topics Dr. Tefferi writes about most

  • Primary Myelofibrosis
  • Janus Kinase 2
  • Myeloproliferative Disorders
  • Thrombocythemia, Essential
  • Myelodysplastic Syndromes
  • Polycythemia Vera
  • Leukemia, Myeloid, Acute
  • Bone Marrow

Dr. Tefferi's most frequent co-authors

Recent publications by Dr. Tefferi

See all 913 publications and co-authors

See who Dr. Tefferi researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tefferi works with, so you can find a warm path to the right hematology (internal medicine) physicians.

How network discovery works

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

Dr. Ayalew Tefferi has worked on 5 clinical trials

Dmand AI links Dr. Tefferi to 5 clinical trials, 3 of them phase 1/2 studies. Conditions studied include Primary Myelofibrosis, Myeloproliferative Disorders and Thrombocythemia, Essential. Sierra Oncology LLC - a GSK company sponsors the most, 2.

Clinical trials with Dr. Tefferi by phase

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

Conditions in Dr. Tefferi's trials

  • Primary Myelofibrosis
  • Myeloproliferative Disorders
  • Thrombocythemia, Essential
  • Thrombocytosis

Investigators on the most trials with Dr. Tefferi

Recent clinical trials with Dr. Tefferi

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

Dr. Ayalew Tefferi received $106 in industry payments in 2019

CMS Open Payments shows 1 general payment to Dr. Tefferi from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $106. It also lists 1 research payment totaling $92 in 2016.

Companies that paid Dr. Tefferi the most, 2019 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Tefferi

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

Dr. Ayalew Tefferi has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Tefferi, most recently America's Top Doctors in 2014.

Awards and honors for Dr. Tefferi

  1. 2014
    • America's Top Doctors
  2. 2013
    • America's Top Doctors for Cancer

Source: Dmand AI Professional Profile Data

Dr. Ayalew Tefferi graduated from University of Athens

Dr. Tefferi graduated from University of Athens in 1981.

  1. Medical schoolUniversity of Athens
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Ayalew Tefferi accepts plans from 12 insurance carriers

Dr. Tefferi is in network with 12 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Medica
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • +4 more carriersWith a free account

Plan types Dr. Tefferi accepts, by number of carriers

  1. Medicare10
  2. PPO9
  3. HMO6
  4. POS6
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ayalew Tefferi'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)
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)
Awards and committee rolesDmand AI Professional Profile Data
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. Ayalew Tefferi

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. Ayalew Tefferi's NPI number?

Dr. Ayalew Tefferi's NPI number is 1518946987. It was assigned on January 12, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ayalew Tefferi?

Dr. Ayalew Tefferi is a hematology (internal medicine) physician in Rochester, Minnesota. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).

Where does Dr. Ayalew Tefferi practice?

Dr. Tefferi practices at 200 First Street SW, Rochester, MN 55905. Dr. Tefferi's primary practice is Mayo Clinic Breast Diagnostic Clinic in Rochester, Minnesota. Dmand AI also links Dr. Tefferi to 1 clinical lab and 1 hospice.

What is Dr. Ayalew Tefferi's office phone number?

The practice phone on file for Dr. Tefferi is (507) 284-5968.

What is Dr. Ayalew Tefferi's medical license number?

Dr. Tefferi's Minnesota license number on file is 30577, one of the licenses on file in 2 states.

Which states has Dr. Ayalew Tefferi been licensed in?

Dmand AI has state licenses on file for Dr. Tefferi in Minnesota (1986 to 2025) and Illinois (1983 to 1987).

Which hospitals is Dr. Ayalew Tefferi affiliated with?

Dr. Tefferi is affiliated with Mayo Clinic Hospital, Saint Marys Campus.

What medical group is Dr. Ayalew Tefferi part of?

Dr. Tefferi is linked to Mayo Clinic.

Does Dr. Ayalew Tefferi accept Medicare?

Yes. CMS data shows Dr. Tefferi billed Medicare for 3,187 services in 2024, and Dr. Tefferi accepts Medicare assignment.

Does Dr. Ayalew Tefferi offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Tefferi as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Ayalew Tefferi see?

CMS counts 152 Medicare patients who saw Dr. Tefferi in 2024, with an average age of 73.

Is Dr. Ayalew Tefferi board certified?

Yes. Dr. Tefferi is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Ayalew Tefferi bill to Medicare?

In 2024, Dr. Tefferi's most billed Medicare services were injected or infused drug (J0248), injected or infused drug (J1569) and infusion or chemotherapy administration (96365).

Where did Dr. Ayalew Tefferi go to medical school?

Dr. Tefferi graduated from University of Athens in 1981.

What drugs does Dr. Ayalew Tefferi prescribe most?

In 2024 Medicare Part D data, Dr. Tefferi's most prescribed drugs by claims were Ojjaara, Hydroxyurea and Jakafi.

Has Dr. Ayalew Tefferi received payments from drug or device companies?

CMS Open Payments shows $106 in general payments to Dr. Tefferi from 1 company from 2019 to 2019. The largest total came from Gilead Sciences, Inc.

How long has Dr. Ayalew Tefferi been practicing?

Dr. Tefferi graduated from medical school in 1981, 45 years ago.

Does Dr. Ayalew Tefferi do research?

Dmand AI links 913 publications to Dr. Tefferi, published from 2002 to 2025. Dr. Tefferi has worked on 5 clinical trials.

Who does Dr. Ayalew Tefferi publish with?

Dr. Tefferi's most frequent co-authors are Naseema Gangat, MBBS (222 shared papers), Animesh D. Pardanani, MBBS, PhD (175 shared papers) and Mark R. Litzow, MD (120 shared papers).

What insurance does Dr. Ayalew Tefferi accept?

Dr. Tefferi is in network with 12 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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