Dr. Alphonsa M. Stephen, MD
- Industry payments
- $242
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 5775 S Ft Apache Rd, Las Vegas, NV 89148
- Practice phone
- Call (702) 450-0003
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Alphonsa Stephen M.D.
Las Vegas, Nevada
Find Dr. Stephen'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. Alphonsa M. Stephen is a pediatrician in Las Vegas, Nevada
Dr. Stephen practices at Alphonsa Stephen M.D. in Las Vegas, Nevada.
Dr. Stephen's NPI, 1124064209, was assigned on June 20, 2006. Dr. Stephen holds Nevada license 9479.
- NPI
- 1124064209NPI Registry (opens in a new tab)
- NPI enumeration date
- June 20, 2006
- NPI status
- Active
- Practice phone
- (702) 450-0003
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Alphonsa M. Stephen practices at Alphonsa Stephen M.D. in Las Vegas, Nevada
Dr. Stephen's primary practice is Alphonsa Stephen M.D., at 5775 S Ft Apache Rd, Las Vegas, NV 89148 in Clark County. The practice phone is (702) 450-0003.
- Alphonsa Stephen M.D.5775 S Ft Apache Rd, Las Vegas, NV 89148 · Clark CountyPhone(702) 450-0003
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alphonsa M. Stephen is affiliated with 2 sites of care
Dr. Stephen's primary practice is Alphonsa Stephen M.D. in Las Vegas, Nevada. Dmand AI also links Dr. Stephen to 1 physician office, 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. Alphonsa M. Stephen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stephen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alphonsa Stephen M.D. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alphonsa M. Stephen is one of 298 pediatricians in Nevada
Pediatrics is Dr. Stephen's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Stephen is licensed in Nevada.
Specialties and state licenses
- Pediatrics, NevadaPrimary
Pediatricians near Dr. Stephen
Counts of pediatricians 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. Alphonsa M. Stephen's patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Dr. Stephen's median patient age at 12, with 48% women.
Dr. Stephen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Alphonsa M. Stephen received $242 in industry payments from 2016 to 2025
CMS Open Payments shows 3 general payments to Dr. Stephen from 3 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Phadia US Inc. paid the most, $122.
General payments to Dr. Stephen by program year, 2016 to 2025
Companies that paid Dr. Stephen 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. Alphonsa M. Stephen'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. Alphonsa M. Stephen
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. Alphonsa M. Stephen's NPI number?
Dr. Alphonsa M. Stephen's NPI number is 1124064209. It was assigned on June 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alphonsa M. Stephen?
Dr. Alphonsa M. Stephen is a pediatrician in Las Vegas, Nevada. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Alphonsa M. Stephen practice?
Dr. Stephen practices at 5775 S Ft Apache Rd, Las Vegas, NV 89148. Dr. Stephen's primary practice is Alphonsa Stephen M.D. in Las Vegas, Nevada. Dmand AI also links Dr. Stephen to 1 physician office.
What is Dr. Alphonsa M. Stephen's office phone number?
The practice phone on file for Dr. Stephen is (702) 450-0003.
What is Dr. Alphonsa M. Stephen's medical license number?
Dr. Stephen holds Nevada license 9479.
Has Dr. Alphonsa M. Stephen received payments from drug or device companies?
CMS Open Payments shows $242 in general payments to Dr. Stephen from 3 companies from 2016 to 2025. The largest total came from Phadia US Inc.
How long has Dr. Alphonsa M. Stephen been practicing?
Dr. Stephen's NPI was assigned in 2006.
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