Mark Risen Otstot
- Hospital affiliations
- 1
- Medical groups
- 5
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 1906 Belleview Avenue, SE, Roanoke, VA 24014
- Practice phone
- Call (540) 981-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mark Otstot'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.
Mark Risen Otstot is a physician assistant in Roanoke, Virginia
Mark Otstot practices at Carilion Roanoke Memorial Hospital in Roanoke, Virginia, part of Carilion Clinic.
Mark Otstot's NPI, 1225998271, was assigned on November 13, 2025. Mark Otstot holds Virginia license 0110011626.
- NPI
- 1225998271NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729556089
- NPI enumeration date
- November 13, 2025
- NPI status
- Active
- Practice phone
- (540) 981-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark Risen Otstot practices at Carilion Roanoke Memorial Hospital in Roanoke, Virginia
Mark Otstot's primary practice is Carilion Roanoke Memorial Hospital, at 1906 Belleview Avenue, SE, Roanoke, VA 24014 in Roanoke City. The practice phone is (540) 981-7000.
- Carilion Roanoke Memorial Hospital1906 Belleview Avenue, SE, Roanoke, VA 24014 · Roanoke CityPhone(540) 981-7000
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark Risen Otstot is affiliated with 1 site of care and 5 medical groups
Mark Otstot's primary practice is Carilion Roanoke Memorial Hospital in Roanoke, Virginia, part of Carilion Clinic. The medical group on file is Carilion Clinic. Dmand AI also links Mark Otstot to 4 more medical groups, each named with a free account.
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 Mark Risen Otstot's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Otstot practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Carilion Roanoke Memorial Hospital | Available with a free account |
| +4 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 Carilion Clinic and 6.2K+ hospitals, with verified contacts in the same login.
Mark Risen Otstot is one of 3,636 physician assistants in Virginia
Physician assistant is Mark Otstot's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Mark Otstot is licensed in Virginia.
Specialties and state licenses
- Physician assistant, VirginiaPrimary
Physician assistants near Mark Otstot
Counts of physician assistants 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
Mark Risen Otstot's patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Mark Otstot's median patient age at 64, with 100% women.
Mark Otstot's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Sources for Mark Risen Otstot'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 |
| 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 Mark Risen Otstot
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Risen Otstot's NPI number?
Mark Risen Otstot's NPI number is 1225998271. It was assigned on November 13, 2025, and it is active in the NPI Registry.
What does Mark Risen Otstot specialize in?
Mark Risen Otstot is a physician assistant in Roanoke, Virginia. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Mark Risen Otstot practice?
Mark Otstot practices at 1906 Belleview Avenue, SE, Roanoke, VA 24014. Mark Otstot's primary practice is Carilion Roanoke Memorial Hospital in Roanoke, Virginia, part of Carilion Clinic. Dmand AI also links Mark Otstot to 4 medical groups, and a free account names each one.
What is Mark Risen Otstot's office phone number?
The practice phone on file for Mark Otstot is (540) 981-7000. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Mark Risen Otstot's email address?
Dmand AI checks professional and personal email addresses for Mark Otstot through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Mark Risen Otstot's medical license number?
Mark Otstot holds Virginia license 0110011626, one of 2 state licenses on file.
Which hospitals is Mark Risen Otstot affiliated with?
Mark Otstot practices at Carilion Roanoke Memorial Hospital in Roanoke, Virginia.
What medical group is Mark Risen Otstot part of?
Mark Otstot is linked to Carilion Clinic. Dmand AI links Mark Otstot to 4 more medical groups, named with a free account.
Who does Mark Risen Otstot practice with?
Dmand AI links 1,263 HCPs to Mark Otstot's primary medical group, 171 of them physician assistants. A free account lists them, with verified contacts.
How long has Mark Risen Otstot been practicing?
Mark Otstot graduated from medical school in 2025, 1 years ago.
What EHR does Mark Risen Otstot's practice use?
Dmand AI tracks the EHR system at Carilion Roanoke Memorial Hospital and at 4 medical groups. The vendor and product are available with a free Dmand AI account.
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