Dr. Clive O. Callender, MD
- Part D claims, 2020
- 12
- Publications
- 20
- Hospital affiliations
- 1
- Industry payments
- $180
- Medical group
- 1
- Practice address
- 2041 Georgia Ave NW, Washington, DC 20060
- Practice phone
- Call (202) 745-6100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Callender'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. Clive O. Callender is a general surgeon in Washington, District of Columbia
Dr. Callender practices at Howard University Hospital in Washington, District of Columbia, part of Howard University.
Dr. Callender's NPI, 1306949524, was assigned on September 6, 2006. Dr. Callender holds District of Columbia license MD25608.
- NPI
- 1306949524NPI Registry (opens in a new tab)
- NPI enumeration date
- September 6, 2006
- NPI status
- Active
- Practice phone
- (202) 745-6100
- 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. Clive O. Callender practices at Howard University Hospital in Washington, District of Columbia
Dr. Callender's primary practice is Howard University Hospital, at 2041 Georgia Ave NW, Washington, DC 20060 in The District County. The practice phone is (202) 745-6100.
- Howard University Hospital2041 Georgia Ave NW, Washington, DC 20060 · The District CountyPhone(202) 745-6100
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Clive O. Callender is affiliated with 1 site of care and 1 medical group
Dr. Callender's primary practice is Howard University Hospital in Washington, District of Columbia, part of Howard University. The medical group on file is Howard University Faculty Practice Plan.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Clive O. Callender's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Callender practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howard University 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 Howard University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Clive O. Callender is one of 103 general surgeons in District of Columbia
Surgery is Dr. Callender's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Callender is licensed in District of Columbia.
Specialties and state licenses
- Surgery, District of ColumbiaPrimary
General surgeons near Dr. Callender
Counts of general surgeons 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. Clive O. Callender's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Callender's median patient age at 62, with 100% women.
Dr. Callender's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Clive O. Callender wrote 12 Medicare Part D claims in 2020
In 2020, Dr. Callender wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $108 in total drug cost. In 2018, CMS named 11 claims across 1 drug.
Dr. Callender's most prescribed drugs by claims, 2020
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 2020
- 2018
- 2020
- Claims for drugs CMS names
- 2018: 112020: 129%
Drugs named by CMS: 1 in 2020, 1 in 2018.
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. Clive O. Callender has 20 publications on record
Dmand AI links 20 papers to Dr. Callender, published from 2011 to 2024. 2015 was the busiest year, with 3. The most frequent topics are Black or African American, Tissue and Organ Procurement and Graft Survival. Dr. Callender has published most often in Transplant Proc. Dr. Callender's most frequent co-authors are Joseph Keith Melancon, MD, Cedrina Calder, MD and Dani Odette Gonzalez.
Dr. Callender's papers by year, 2011 to 2024
Topics Dr. Callender writes about most
- Black or African American
- Tissue and Organ Procurement
- Graft Survival
- Kidney Transplantation
- Tissue Donors
- Black People
- Body Mass Index
- Ethnicity
Dr. Callender's most frequent co-authors
- Joseph Keith Melancon, MD3 shared papers
- Cedrina Calder, MD1 shared paper
- Dani Odette Gonzalez1 shared paper
Recent publications by Dr. Callender
Am J Transplant
See who Dr. Callender researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Callender works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Clive O. Callender received $180 in industry payments in 2017
CMS Open Payments shows 2 general payments to Dr. Callender from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $180.
Companies that paid Dr. Callender 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. Clive O. Callender'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)Dmand AI Org Hierarchy Data |
| 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) |
| 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) |
| 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. Clive O. Callender
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. Clive O. Callender's NPI number?
Dr. Clive O. Callender's NPI number is 1306949524. It was assigned on September 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Clive O. Callender?
Dr. Clive O. Callender is a general surgeon in Washington, District of Columbia. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Clive O. Callender practice?
Dr. Callender practices at 2041 Georgia Ave NW, Washington, DC 20060. Dr. Callender's primary practice is Howard University Hospital in Washington, District of Columbia, part of Howard University.
What is Dr. Clive O. Callender's office phone number?
The practice phone on file for Dr. Callender is (202) 745-6100.
What is Dr. Clive O. Callender's medical license number?
Dr. Callender holds District of Columbia license MD25608.
Which hospitals is Dr. Clive O. Callender affiliated with?
Dr. Callender practices at Howard University Hospital in Washington, District of Columbia.
What medical group is Dr. Clive O. Callender part of?
Dr. Callender is linked to Howard University Faculty Practice Plan.
What drugs does Dr. Clive O. Callender prescribe most?
In 2020 Medicare Part D data, Dr. Callender's most prescribed drugs by claims were Donepezil HCl.
Has Dr. Clive O. Callender received payments from drug or device companies?
CMS Open Payments shows $180 in general payments to Dr. Callender from 1 company from 2017 to 2017. The largest total came from ViiV Healthcare Company.
How long has Dr. Clive O. Callender been practicing?
Dr. Callender's NPI was assigned in 2006.
Does Dr. Clive O. Callender do research?
Dmand AI links 20 publications to Dr. Callender, published from 2011 to 2024.
Who does Dr. Clive O. Callender publish with?
Dr. Callender's most frequent co-authors are Joseph Keith Melancon, MD (3 shared papers), Cedrina Calder, MD (1 shared paper) and Dani Odette Gonzalez (1 shared paper).
Selling to surgery practices?
See general surgeons in District of Columbia 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