Dr. Mark Hathaway, MD
- Industry payments
- $231,039
- Affiliated sites
- 1
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1225 4th NE St, Washington, DC 20002
- Practice phone
- Call (202) 347-8512
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Planned Parenthood of Metropolitan Washington DC
Washington, District of Columbia
Find Dr. Hathaway'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. Mark Hathaway is an OB-GYN in Washington, District of Columbia
Dr. Hathaway practices at Planned Parenthood of Metropolitan Washington DC in Washington, District of Columbia.
Dr. Hathaway's NPI, 1720068133, was assigned on January 20, 2006. Dr. Hathaway holds District of Columbia license MD21559.
- NPI
- 1720068133NPI Registry (opens in a new tab)
- NPI enumeration date
- January 20, 2006
- NPI status
- Active
- Practice phone
- (202) 347-8512
- 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
Dr. Mark Hathaway practices at Planned Parenthood of Metropolitan Washington DC in Washington, District of Columbia
Dr. Hathaway's primary practice is Planned Parenthood of Metropolitan Washington DC, at 1225 4th NE St, Washington, DC 20002 in District Of Columbia County. The practice phone is (202) 347-8512.
- Planned Parenthood of Metropolitan Washington DC1225 4th NE St, Washington, DC 20002 · District Of Columbia CountyPhone(202) 347-8512
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark Hathaway is affiliated with 2 sites of care and 3 medical groups
Dr. Hathaway's primary practice is Planned Parenthood of Metropolitan Washington DC in Washington, District of Columbia. The medical group on file is carafem. Dmand AI also links Dr. Hathaway to 2 more medical groups and 1 group practice or clinic, each 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 Dr. Mark Hathaway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hathaway practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Planned Parenthood of Metropolitan Washington DC | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Hathaway is one of 164 OB-GYNs in District of Columbia
Obstetrics and gynecology is Dr. Hathaway's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Hathaway is licensed in District of Columbia.
Specialties and state licenses
- Obstetrics and gynecology, District of ColumbiaPrimary
OB-GYNs near Dr. Hathaway
Counts of OB-GYNs 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. Mark Hathaway's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Dr. Hathaway's median patient age at 33, with 100% women.
Dr. Hathaway's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Mark Hathaway received $231,039 in industry payments from 2016 to 2025
CMS Open Payments shows 448 general payments to Dr. Hathaway from 8 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 45% of the total. Organon LLC paid the most, $107,189.
General payments to Dr. Hathaway by program year, 2016 to 2025
General payments to Dr. Hathaway by kind, 2016 to 2025
- Speaker and faculty fees$103,17345%
- Compensation for serving as faculty or as a speaker for a medical education program$84,82237%
- Consulting fees$21,73710%
- Travel and lodging$9,6324%
- Other$9,4274%
Companies that paid Dr. Hathaway the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Hathaway'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 |
| 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. Mark Hathaway
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. Mark Hathaway's NPI number?
Dr. Mark Hathaway's NPI number is 1720068133. It was assigned on January 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Hathaway?
Dr. Mark Hathaway is an OB-GYN in Washington, District of Columbia. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Mark Hathaway practice?
Dr. Hathaway practices at 1225 4th NE St, Washington, DC 20002. Dr. Hathaway's primary practice is Planned Parenthood of Metropolitan Washington DC in Washington, District of Columbia. Dmand AI also links Dr. Hathaway to 2 medical groups and 1 group practice or clinic.
What is Dr. Mark Hathaway's office phone number?
The practice phone on file for Dr. Hathaway is (202) 347-8512.
What is Dr. Mark Hathaway's medical license number?
Dr. Hathaway holds District of Columbia license MD21559.
What medical group is Dr. Mark Hathaway part of?
Dr. Hathaway is linked to carafem. Dmand AI links Dr. Hathaway to 2 more medical groups.
Has Dr. Mark Hathaway received payments from drug or device companies?
CMS Open Payments shows $231,039 in general payments to Dr. Hathaway from 8 companies from 2016 to 2025. The largest total came from Organon LLC.
How long has Dr. Mark Hathaway been practicing?
Dr. Hathaway's NPI was assigned in 2006.
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