Dr. Matthew James Ehrhardt, MD
- Publications
- 114
- Industry payments
- $9,970
- Medical group
- 1
- Insurance carriers
- 5
- State licenses
- 2
- Practice address
- 262 Danny Thomas Place, Memphis, TN 38105
- Practice phone
- Call (901) 495-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ehrhardt'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. Matthew James Ehrhardt is a pediatric hematology and oncology physician in Memphis, Tennessee
Dr. Ehrhardt practices at St. Jude Children's Research Hospital in Memphis, Tennessee, part of St. Jude Childrens Research Hospital.
Dr. Ehrhardt's NPI, 1649492109, was assigned on May 3, 2007. Dr. Ehrhardt graduated from University of Illinois College of Medicine - Chicago in 2007. Dr. Ehrhardt holds Tennessee license 52127.
- NPI
- 1649492109NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971771288
- NPI enumeration date
- May 3, 2007
- NPI status
- Active
- Practice phone
- (901) 495-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Matthew James Ehrhardt practices at St. Jude Children's Research Hospital in Memphis, Tennessee
Dr. Ehrhardt's primary practice is St. Jude Children's Research Hospital, at 262 Danny Thomas Place, Memphis, TN 38105 in Shelby County. The practice phone is (901) 495-3300.
- St. Jude Children's Research Hospital262 Danny Thomas Place, Memphis, TN 38105 · Shelby CountyPhone(901) 495-3300
Source: Dmand AI Affiliation Data
Dr. Matthew James Ehrhardt is affiliated with 1 medical group
Dr. Ehrhardt's primary practice is St. Jude Children's Research Hospital in Memphis, Tennessee, part of St. Jude Childrens Research Hospital. The medical group on file is St. Jude Children's Research Hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew James Ehrhardt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ehrhardt practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Jude Children's Research Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across St. Jude Childrens Research Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Matthew James Ehrhardt is one of 141 pediatric hematologys and oncology physicians in Tennessee
Pediatric hematology-oncology is Dr. Ehrhardt's primary specialty in the NPI Registry, under taxonomy code 2080P0207X. Dr. Ehrhardt is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Ehrhardt's licenses on file in 2 states: Tennessee and Wisconsin.
Specialties and state licenses
- Pediatric hematology and oncology, TennesseePrimary
- Pediatrics, Wisconsin
Pediatric hematologys and oncology physicians near Dr. Ehrhardt
Counts of pediatric hematologys and oncology 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. Matthew James Ehrhardt's patients have a median age of 17
Across all payers, Dmand AI patient panel data puts Dr. Ehrhardt's median patient age at 17, with 20% women.
Dr. Ehrhardt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 17
Patient panel by sex, all payers
- Women20%
- Men80%
Source: Dmand AI Patient Panel Data
Dr. Matthew James Ehrhardt has 114 publications on record
Dmand AI links 114 papers to Dr. Ehrhardt, published from 2014 to 2025. 2024 was the busiest year, with 17. The most frequent topics are Cancer Survivors, Survivors and Cardiovascular Diseases. Dr. Ehrhardt has published most often in J Clin Oncol. Dr. Ehrhardt's most frequent co-authors are Gregory T. Armstrong, MD, Daniel A. Mulrooney, MD and Nickhill Hitesh Bhakta, MD.
Dr. Ehrhardt's papers by year, 2016 to 2025
Topics Dr. Ehrhardt writes about most
- Cancer Survivors
- Survivors
- Cardiovascular Diseases
- Radiotherapy
- Hodgkin Disease
- Lymphoma, Non-Hodgkin
- Precursor Cell Lymphoblastic Leukemia-Lymphoma
- Neoplasms, Second Primary
Dr. Ehrhardt's most frequent co-authors
- Gregory T. Armstrong, MD44 shared papers
- Daniel A. Mulrooney, MD32 shared papers
- Nickhill Hitesh Bhakta, MD20 shared papers
Recent publications by Dr. Ehrhardt
Pediatr Blood Cancer
See who Dr. Ehrhardt researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ehrhardt works with, so you can find a warm path to the right pediatric hematologys and oncology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Matthew James Ehrhardt received $9,970 in industry payments in 2024
CMS Open Payments shows 4 general payments to Dr. Ehrhardt from 1 drug or device company in 2024. Speaker and faculty fees make up the largest share, 59% of the total. Amgen Inc. paid the most, $9,970.
General payments to Dr. Ehrhardt by kind, 2024 to 2024
- Speaker and faculty fees$5,85059%
- Travel and lodging$4,12041%
Companies that paid Dr. Ehrhardt the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew James Ehrhardt graduated from University of Illinois College of Medicine - Chicago
Dr. Ehrhardt graduated from University of Illinois College of Medicine - Chicago in 2007.
- Medical school
- Board certified in internal medicine
- Board certified in pediatric hematology-oncology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Matthew James Ehrhardt accepts plans from 5 insurance carriers
Dr. Ehrhardt is in network with 5 carriers, including United Healthcare, AR State Medicaid and GA State Medicaid. Medicaid plans come from the most carriers, 4. Check the plan with the practice before a visit.
- United Healthcare
- AR State Medicaid
- GA State Medicaid
- KY State Medicaid
- WI State Medicaid
Plan types Dr. Ehrhardt accepts, by number of carriers
- Medicaid4
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Matthew James Ehrhardt'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Matthew James Ehrhardt
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. Matthew James Ehrhardt's NPI number?
Dr. Matthew James Ehrhardt's NPI number is 1649492109. It was assigned on May 3, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew James Ehrhardt?
Dr. Matthew James Ehrhardt is a pediatric hematology and oncology physician in Memphis, Tennessee. The primary specialty in the NPI Registry is Pediatric Hematology & Oncology Physician (taxonomy code 2080P0207X).
Where does Dr. Matthew James Ehrhardt practice?
Dr. Ehrhardt practices at 262 Danny Thomas Place, Memphis, TN 38105. Dr. Ehrhardt's primary practice is St. Jude Children's Research Hospital in Memphis, Tennessee, part of St. Jude Childrens Research Hospital.
What is Dr. Matthew James Ehrhardt's office phone number?
The practice phone on file for Dr. Ehrhardt is (901) 495-3300.
What is Dr. Matthew James Ehrhardt's medical license number?
Dr. Ehrhardt holds Tennessee license 52127, one of the licenses on file in 2 states.
Which states has Dr. Matthew James Ehrhardt been licensed in?
Dmand AI has state licenses on file for Dr. Ehrhardt in Tennessee (2014 to 2027) and Wisconsin (2008 to 2017).
Which hospitals is Dr. Matthew James Ehrhardt affiliated with?
Dr. Ehrhardt practices at St. Jude Children's Research Hospital in Memphis, Tennessee.
What medical group is Dr. Matthew James Ehrhardt part of?
Dr. Ehrhardt is linked to St. Jude Children's Research Hospital.
Is Dr. Matthew James Ehrhardt board certified?
Yes. Dr. Ehrhardt is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Matthew James Ehrhardt go to medical school?
Dr. Ehrhardt graduated from University of Illinois College of Medicine - Chicago in 2007.
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Has Dr. Matthew James Ehrhardt received payments from drug or device companies?
CMS Open Payments shows $9,970 in general payments to Dr. Ehrhardt from 1 company from 2024 to 2024. The largest total came from Amgen Inc.
How long has Dr. Matthew James Ehrhardt been practicing?
Dr. Ehrhardt graduated from medical school in 2007, 19 years ago.
Does Dr. Matthew James Ehrhardt do research?
Dmand AI links 114 publications to Dr. Ehrhardt, published from 2014 to 2025.
Who does Dr. Matthew James Ehrhardt publish with?
Dr. Ehrhardt's most frequent co-authors are Gregory T. Armstrong, MD (44 shared papers), Daniel A. Mulrooney, MD (32 shared papers) and Nickhill Hitesh Bhakta, MD (20 shared papers).
What insurance does Dr. Matthew James Ehrhardt accept?
Dr. Ehrhardt is in network with 5 carriers, including United Healthcare, AR State Medicaid and GA State Medicaid. Medicaid plans come from the most carriers, 4. Check the plan with the practice before a visit.
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