Derek Orlando Harper
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2010
- Practice address
- 1640 Boro Pl, Mclean, VA 22102
- Practice phone
- Call (845) 769-8758
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Affect Therapeutics
Mclean, Virginia
Find Derek Harper'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.
Derek Orlando Harper is an addiction (substance use disorder) counselor in Mclean, Virginia
Derek Harper practices at Affect Therapeutics in Mclean, Virginia.
Derek Harper's NPI, 1164722732, was assigned on October 28, 2010. Derek Harper holds Ohio license LCDCIII.162767.
- NPI
- 1164722732NPI Registry (opens in a new tab)
- NPI enumeration date
- October 28, 2010
- NPI status
- Active
- Practice phone
- (845) 769-8758
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Derek Orlando Harper practices at Affect Therapeutics in Mclean, Virginia
Derek Harper's primary practice is Affect Therapeutics, at 1640 Boro Pl, Mclean, VA 22102 in Fairfax County. The practice phone is (845) 769-8758.
- Affect Therapeutics1640 Boro Pl, Mclean, VA 22102 · Fairfax CountyPhone(845) 769-8758
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Derek Orlando Harper is affiliated with 2 sites of care and 1 medical group
Derek Harper's primary practice is Affect Therapeutics in Mclean, Virginia. The medical group on file is Affect. Dmand AI also links Derek Harper to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Derek Orlando Harper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Derek Harper practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Affect Therapeutics | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Derek Orlando Harper is one of 107 addiction (substance use disorder) counselors in Virginia
Counselor is Derek Harper's primary specialty in the NPI Registry, under taxonomy code 101YA0400X. The record also lists addiction (substance use disorder). Derek Harper is licensed in Ohio.
Specialties and state licenses
- Addiction (substance use disorder) counselor, OhioPrimary
Addiction (substance use disorder) counselors near Derek Harper
Counts of addiction (substance use disorder) counselors 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
Derek Orlando Harper's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Derek Harper's median patient age at 42, with 67% women.
Derek Harper's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Sources for Derek Orlando Harper'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel 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 Derek Orlando Harper
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Derek Orlando Harper's NPI number?
Derek Orlando Harper's NPI number is 1164722732. It was assigned on October 28, 2010, and it is active in the NPI Registry.
What does Derek Orlando Harper specialize in?
Derek Orlando Harper is an addiction (substance use disorder) counselor in Mclean, Virginia. The primary specialty in the NPI Registry is Addiction (Substance Use Disorder) Counselor (taxonomy code 101YA0400X).
Where does Derek Orlando Harper practice?
Derek Harper practices at 1640 Boro Pl, Mclean, VA 22102. Derek Harper's primary practice is Affect Therapeutics in Mclean, Virginia. Dmand AI also links Derek Harper to 1 group practice or clinic.
What is Derek Orlando Harper's office phone number?
The practice phone on file for Derek Harper is (845) 769-8758.
What is Derek Orlando Harper's medical license number?
Derek Harper holds Ohio license LCDCIII.162767.
What medical group is Derek Orlando Harper part of?
Derek Harper is linked to Affect.
How long has Derek Orlando Harper been practicing?
Derek Harper's NPI was assigned in 2010.
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