Dr. Janet L. Chapman, MD
- Part D claims, 2017
- 11
- Industry payments
- $1,662
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Practice address
- 5130 Coolidge Hwy, Royal Oak, MI 48073-1001
- Practice phone
- Call (248) 288-9500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Purerx
Multi-specialty group site · Royal Oak, Michigan
Find Dr. Chapman'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. Janet L. Chapman is a hematologist and oncologist in Royal Oak, Michigan
Dr. Chapman practices at The Purerx in Royal Oak, Michigan.
Dr. Chapman's NPI, 1972723385, was assigned on April 26, 2007. Dr. Chapman holds Michigan license 4301039925.
- NPI
- 1972723385NPI Registry (opens in a new tab)
- NPI enumeration date
- April 26, 2007
- NPI status
- Active
- Practice phone
- (248) 288-9500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Janet L. Chapman practices at The Purerx in Royal Oak, Michigan
Dr. Chapman's primary practice is The Purerx, at 5130 Coolidge Hwy, Royal Oak, MI 48073-1001. The practice phone is (248) 288-9500.
- The Purerx5130 Coolidge Hwy, Royal Oak, MI 48073-1001Phone(248) 288-9500
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Janet L. Chapman is affiliated with 2 sites of care and 2 medical groups
Dr. Chapman's primary practice is The Purerx in Royal Oak, Michigan. Dmand AI also links Dr. Chapman to 2 medical groups and 1 group practice or clinic, each 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. Janet L. Chapman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chapman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Purerx | Available with a free account |
| +1 more site and 2 medical groups | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Janet L. Chapman is one of 298 hematologists and oncologists in Michigan
Hematology and oncology is Dr. Chapman's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Chapman is licensed in Michigan.
Specialties and state licenses
- Hematology and oncology, MichiganPrimary
Hematologists and oncologists near Dr. Chapman
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. Janet L. Chapman wrote 11 Medicare Part D claims in 2017
In 2017, Dr. Chapman wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $87 in total drug cost. In 2016, CMS named 11 claims across 1 drug.
Dr. Chapman's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 112017: 11No change
Drugs named by CMS: 1 in 2017, 1 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Janet L. Chapman received $1,662 in industry payments from 2016 to 2020
CMS Open Payments shows 83 general payments to Dr. Chapman from 5 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 99% of the total. Novartis Pharmaceuticals Corporation paid the most, $1,501.
General payments to Dr. Chapman by program year, 2016 to 2020
General payments to Dr. Chapman by kind, 2016 to 2020
- Food and beverage$1,65099%
- Education$121%
Companies that paid Dr. Chapman the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Janet L. Chapman'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Janet L. Chapman
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. Janet L. Chapman's NPI number?
Dr. Janet L. Chapman's NPI number is 1972723385. It was assigned on April 26, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Janet L. Chapman?
Dr. Janet L. Chapman is a hematologist and oncologist in Royal Oak, Michigan. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Janet L. Chapman practice?
Dr. Chapman practices at 5130 Coolidge Hwy, Royal Oak, MI 48073-1001. Dr. Chapman's primary practice is The Purerx in Royal Oak, Michigan. Dmand AI also links Dr. Chapman to 2 medical groups and 1 group practice or clinic.
What is Dr. Janet L. Chapman's office phone number?
The practice phone on file for Dr. Chapman is (248) 288-9500.
What is Dr. Janet L. Chapman's medical license number?
Dr. Chapman holds Michigan license 4301039925.
What drugs does Dr. Janet L. Chapman prescribe most?
In 2017 Medicare Part D data, Dr. Chapman's most prescribed drugs by claims were Atorvastatin Calcium.
Has Dr. Janet L. Chapman received payments from drug or device companies?
CMS Open Payments shows $1,662 in general payments to Dr. Chapman from 5 companies from 2016 to 2020. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Janet L. Chapman been practicing?
Dr. Chapman's NPI was assigned in 2007.
Selling to hematology and oncology practices?
See hematologists and oncologists in Michigan by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card