Dr. Char M. Witmer, MD
- Publications
- 45
- Hospital affiliations
- 1
- Industry payments
- $150
- Medical group
- 1
- State license
- 1
- Practice address
- 3401 Civic Center Blvd, Philadelphia, PA 19104
- Practice phone
- Call (215) 590-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Witmer'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. Char M. Witmer is a pediatric hematology and oncology physician in Philadelphia, Pennsylvania
Dr. Witmer practices at Children's Hospital of Philadelphia in Philadelphia, Pennsylvania, part of Children's Hospital of Philadelphia.
Dr. Witmer's NPI, 1093744641, was assigned on July 3, 2006. Dr. Witmer graduated from University of Rochester School of Medicine and Dentistry in 2000. Dr. Witmer holds Pennsylvania license MD419575.
- NPI
- 1093744641NPI Registry (opens in a new tab)
- NPI enumeration date
- July 3, 2006
- NPI status
- Active
- Practice phone
- (215) 590-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Char M. Witmer practices at Children's Hospital of Philadelphia in Philadelphia, Pennsylvania
Dr. Witmer's primary practice is Children's Hospital of Philadelphia, at 3401 Civic Center Blvd, Philadelphia, PA 19104 in Philadelphia County. The practice phone is (215) 590-1000.
- Children's Hospital of Philadelphia3401 Civic Center Blvd, Philadelphia, PA 19104 · Philadelphia CountyPhone(215) 590-1000
Source: Dmand AI Affiliation Data
Dr. Char M. Witmer is affiliated with 1 site of care and 1 medical group
Dr. Witmer's primary practice is Children's Hospital of Philadelphia in Philadelphia, Pennsylvania, part of Children's Hospital of Philadelphia. The medical group on file is CHCA Allergy & Immunology.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Char M. Witmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Witmer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Children's Hospital of Philadelphia | 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 Children's Hospital of Philadelphia and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Char M. Witmer is one of 179 pediatric hematologys and oncology physicians in Pennsylvania
Pediatric hematology-oncology is Dr. Witmer's primary specialty in the NPI Registry, under taxonomy code 2080P0207X. Dr. Witmer is licensed in Pennsylvania.
Specialties and state licenses
- Pediatric hematology and oncology, PennsylvaniaPrimary
Pediatric hematologys and oncology physicians near Dr. Witmer
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. Char M. Witmer's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Witmer's median patient age at 13, with 48% women.
Dr. Witmer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women48%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Char M. Witmer has 45 publications on record
Dmand AI links 45 papers to Dr. Witmer, published from 2010 to 2024. 2013 was the busiest year, with 4. The most frequent topics are Hemorrhage, Anticoagulants and Venous Thromboembolism. Dr. Witmer has published most often in Pediatr Blood Cancer. Dr. Witmer's most frequent co-authors are Michele Puszarczuk Lambert, MD, Therese M. Giglia, MD and Margaret V. Ragni, MD.
Dr. Witmer's papers by year, 2013 to 2024
Topics Dr. Witmer writes about most
- Hemorrhage
- Anticoagulants
- Venous Thromboembolism
- Factor VIII
- Hemophilia A
- Central Venous Catheters
- Hospitals, Pediatric
- Purpura, Thrombocytopenic, Idiopathic
Dr. Witmer's most frequent co-authors
- Michele Puszarczuk Lambert, MD8 shared papers
- Therese M. Giglia, MD4 shared papers
- Margaret V. Ragni, MD3 shared papers
Recent publications by Dr. Witmer
See who Dr. Witmer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Witmer 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. Char M. Witmer received $150 in industry payments in 2021
CMS Open Payments shows 3 general payments to Dr. Witmer from 1 drug or device company in 2021. Education make up the largest share, 100% of the total. Genentech, Inc. paid the most, $150.
Companies that paid Dr. Witmer the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Char M. Witmer graduated from University of Rochester School of Medicine and Dentistry
Dr. Witmer graduated from University of Rochester School of Medicine and Dentistry in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Char M. Witmer'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 |
| 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. Char M. Witmer
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. Char M. Witmer's NPI number?
Dr. Char M. Witmer's NPI number is 1093744641. It was assigned on July 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Char M. Witmer?
Dr. Char M. Witmer is a pediatric hematology and oncology physician in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Pediatric Hematology & Oncology Physician (taxonomy code 2080P0207X).
Where does Dr. Char M. Witmer practice?
Dr. Witmer practices at 3401 Civic Center Blvd, Philadelphia, PA 19104. Dr. Witmer's primary practice is Children's Hospital of Philadelphia in Philadelphia, Pennsylvania, part of Children's Hospital of Philadelphia.
What is Dr. Char M. Witmer's office phone number?
The practice phone on file for Dr. Witmer is (215) 590-1000.
What is Dr. Char M. Witmer's medical license number?
Dr. Witmer holds Pennsylvania license MD419575.
Which hospitals is Dr. Char M. Witmer affiliated with?
Dr. Witmer practices at Children's Hospital of Philadelphia in Philadelphia, Pennsylvania.
What medical group is Dr. Char M. Witmer part of?
Dr. Witmer is linked to CHCA Allergy & Immunology.
Where did Dr. Char M. Witmer go to medical school?
Dr. Witmer graduated from University of Rochester School of Medicine and Dentistry in 2000.
Has Dr. Char M. Witmer received payments from drug or device companies?
CMS Open Payments shows $150 in general payments to Dr. Witmer from 1 company from 2021 to 2021. The largest total came from Genentech, Inc.
How long has Dr. Char M. Witmer been practicing?
Dr. Witmer graduated from medical school in 2000, 26 years ago.
Does Dr. Char M. Witmer do research?
Dmand AI links 45 publications to Dr. Witmer, published from 2010 to 2024.
Who does Dr. Char M. Witmer publish with?
Dr. Witmer's most frequent co-authors are Michele Puszarczuk Lambert, MD (8 shared papers), Therese M. Giglia, MD (4 shared papers) and Margaret V. Ragni, MD (3 shared papers).
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