Dr. Donald Lee Dewald, MD
- Medicare services, 2018
- 13,561
- Part D claims, 2019
- 23
- Industry payments
- $150
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 1125 Aspira Ct, Mansfield, OH 44906-4125
- Practice phone
- Call (419) 756-2122
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ohio Cancer Specialists
Medical specialty practice · Mansfield, Ohio
Find Dr. Dewald'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. Donald Lee Dewald is a hematologist and oncologist in Pittsburgh, Pennsylvania
Dr. Dewald practices at Ohio Cancer Specialists in Mansfield, Ohio.
Dr. Dewald's NPI, 1538147525, was assigned on January 9, 2006. Dr. Dewald holds Ohio license 35039490D.
- NPI
- 1538147525NPI Registry (opens in a new tab)
- NPI enumeration date
- January 9, 2006
- NPI status
- Active
- Practice phone
- (419) 756-2122
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Donald Lee Dewald practices in Mansfield and Pittsburgh
Dr. Dewald's primary practice is Ohio Cancer Specialists, at 1125 Aspira Ct, Mansfield, OH 44906-4125. The practice phone is (419) 756-2122. The NPI Registry lists Dr. Dewald's practice address as 200 Lothrop St, Pittsburgh, PA 15213.
- Ohio Cancer SpecialistsPrimary1125 Aspira Ct, Mansfield, OH 44906-4125Phone(419) 756-2122
- NPI Registry address200 Lothrop St, Pittsburgh, PA 15213 · Allegheny CountyPhone(419) 756-2122
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Donald Lee Dewald is affiliated with 1 site of care and 1 medical group
Dr. Dewald's primary practice is Ohio Cancer Specialists in Mansfield, Ohio. Dmand AI also links Dr. Dewald to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Donald Lee Dewald's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dewald practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ohio Cancer Specialists | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Donald Lee Dewald is one of 645 hematologists and oncologists in Pennsylvania
Hematology and oncology is Dr. Dewald's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Dewald is licensed in Ohio.
Specialties and state licenses
- Hematology and oncology, OhioPrimary
Hematologists and oncologists near Dr. Dewald
Counts of hematologists and 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. Donald Lee Dewald billed Medicare for 13,561 services in 2018
CMS data shows 13,561 Medicare services from Dr. Dewald across 36 procedure codes in 2018. Medicare paid $519,178 for them.
Dr. Dewald's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Lab and pathology
- 2017: 6,7452018: 6,8612%
- Drugs given in the office
- 2017: 34,2642018: 2,31093%
- Surgery
- 2017: 1,8762018: 2,15515%
- Tests and treatments
- 2017: 1,9852018: 1,11044%
- Office and hospital visits
- 2017: 1,1832018: 78534%
- Other services
- 2017: 3182018: 3407%
Where Dr. Dewald's Medicare services took place, 2018
- In an office13,517100%
- In a facility440%
Dr. Dewald compared with the Pennsylvania median for hematologists and oncologists, 2018
- Dr. Dewald
- Pennsylvania median
- Medicare services
- 13,561vs 65420.7 times
- Part D claims
- 23vs 39394% below
Medians across 600 hematologists and oncologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Dewald's most billed Medicare procedure codes, 2018
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. Dewald?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dewald and other hematologists and oncologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Donald Lee Dewald's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Dewald's median patient age at 73, with 50% women.
Dr. Dewald's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Donald Lee Dewald wrote 23 Medicare Part D claims in 2019
In 2019, Dr. Dewald wrote 23 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $866 in total drug cost. In 2018, CMS named 438 claims across 20 drugs.
Dr. Dewald's most prescribed drugs by claims, 2019
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 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 4382019: 2395%
Drugs named by CMS: 1 in 2019, 20 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Donald Lee Dewald received $150 in industry payments in 2017
CMS Open Payments shows 5 general payments to Dr. Dewald from 3 drug and device companies in 2017. Food and beverage make up the largest share, 88% of the total. Merck Sharp & Dohme Corporation paid the most, $98.
General payments to Dr. Dewald by kind, 2017 to 2017
- Food and beverage$13388%
- Education$1812%
Companies that paid Dr. Dewald the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Donald Lee Dewald'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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. Donald Lee Dewald
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What is Dr. Donald Lee Dewald's NPI number?
Dr. Donald Lee Dewald's NPI number is 1538147525. It was assigned on January 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Donald Lee Dewald?
Dr. Donald Lee Dewald is a hematologist and oncologist in Pittsburgh, Pennsylvania. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Donald Lee Dewald practice?
Dr. Dewald practices at 1125 Aspira Ct, Mansfield, OH 44906-4125. Dr. Dewald also practices at 200 Lothrop St, Pittsburgh, PA 15213. Dr. Dewald's primary practice is Ohio Cancer Specialists in Mansfield, Ohio. Dmand AI also links Dr. Dewald to 1 medical group.
What is Dr. Donald Lee Dewald's office phone number?
The practice phone on file for Dr. Dewald is (419) 756-2122.
What is Dr. Donald Lee Dewald's medical license number?
Dr. Dewald holds Ohio license 35039490D.
Does Dr. Donald Lee Dewald accept Medicare?
Yes. CMS data shows Dr. Dewald billed Medicare for 13,561 services in 2018.
What services does Dr. Donald Lee Dewald bill to Medicare?
In 2018, Dr. Dewald's most billed Medicare services were lab and pathology test (85025), surgery: heart and blood vessels (36415) and injected or infused drug (J1100).
What drugs does Dr. Donald Lee Dewald prescribe most?
In 2019 Medicare Part D data, Dr. Dewald's most prescribed drugs by claims were Letrozole.
Has Dr. Donald Lee Dewald received payments from drug or device companies?
CMS Open Payments shows $150 in general payments to Dr. Dewald from 3 companies from 2017 to 2017. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Donald Lee Dewald been practicing?
Dr. Dewald's NPI was assigned in 2006.
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