Dr. Derek Singh Mann, MD
- Hospital affiliations
- 2
- Industry payments
- $733
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 1000 W 10th St, Rolla, MO 65401
- Practice phone
- Call (573) 458-8899
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mann'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. Derek Singh Mann is an otolaryngologist in Rolla, Missouri
Dr. Mann practices at Phelps Health Hospital in Rolla, Missouri, part of Phelps County.
Dr. Mann's NPI, 1073358743, was assigned on June 26, 2024. Dr. Mann holds Missouri license 2024021816.
- NPI
- 1073358743NPI Registry (opens in a new tab)
- NPI enumeration date
- June 26, 2024
- NPI status
- Active
- Practice phone
- (573) 458-8899
- 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 Affiliation Data
Dr. Derek Singh Mann practices at Phelps Health Hospital in Rolla, Missouri
Dr. Mann's primary practice is Phelps Health Hospital, at 1000 W 10th St, Rolla, MO 65401 in Phelps County. The practice phone is (573) 458-8899.
- Phelps Health Hospital1000 W 10th St, Rolla, MO 65401 · Phelps CountyPhone(573) 458-8899
Source: Dmand AI Affiliation Data
Dr. Derek Singh Mann is affiliated with 2 sites of care
Dr. Mann's primary practice is Phelps Health Hospital in Rolla, Missouri, part of Phelps County. Dmand AI also links Dr. Mann to 1 hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Derek Singh Mann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mann practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Phelps Health Hospital | Available with a free account |
| +1 more affiliated site | 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 Phelps County and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Derek Singh Mann is one of 195 otolaryngologists in Missouri
Otolaryngology is Dr. Mann's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Mann is licensed in Missouri.
Specialties and state licenses
- Otolaryngology, MissouriPrimary
Otolaryngologists near Dr. Mann
Counts of otolaryngologists 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. Derek Singh Mann's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Dr. Mann's median patient age at 43, with 0% women.
Dr. Mann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Derek Singh Mann received $733 in industry payments from 2024 to 2025
CMS Open Payments shows 10 general payments to Dr. Mann from 7 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $250.
General payments to Dr. Mann by program year, 2024 to 2025
Companies that paid Dr. Mann the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Derek Singh Mann'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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. Derek Singh Mann
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. Derek Singh Mann's NPI number?
Dr. Derek Singh Mann's NPI number is 1073358743. It was assigned on June 26, 2024, and it is active in the NPI Registry.
What kind of doctor is Dr. Derek Singh Mann?
Dr. Derek Singh Mann is an otolaryngologist in Rolla, Missouri. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Derek Singh Mann practice?
Dr. Mann practices at 1000 W 10th St, Rolla, MO 65401. Dr. Mann's primary practice is Phelps Health Hospital in Rolla, Missouri, part of Phelps County. Dmand AI also links Dr. Mann to 1 hospital.
What is Dr. Derek Singh Mann's office phone number?
The practice phone on file for Dr. Mann is (573) 458-8899.
What is Dr. Derek Singh Mann's medical license number?
Dr. Mann holds Missouri license 2024021816.
Which hospitals is Dr. Derek Singh Mann affiliated with?
Dr. Mann practices at Phelps Health Hospital in Rolla, Missouri. Dmand AI links Dr. Mann to 1 more hospital.
Has Dr. Derek Singh Mann received payments from drug or device companies?
CMS Open Payments shows $733 in general payments to Dr. Mann from 7 companies from 2024 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Derek Singh Mann been practicing?
Dr. Mann's NPI was assigned in 2024.
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