Dr. Steven Topham, MD
- Medicare services, 2024
- 5,581
- Medicare patients, 2024
- 3,863
- MIPS score, 2024
- 75
- Hospital affiliations
- 6
- Industry payments
- $9,988
- Practice address
- 657 Town Center Drive, Las Vegas, NV 89144
- Practice phone
- Call (702) 233-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Topham's professional email, personal email and mobile number
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Dr. Steven Topham is a diagnostic radiologist in Las Vegas, Nevada
Dr. Topham practices at Summerlin Hospital Medical Center in Las Vegas, Nevada, part of Universal Health Services.
Dr. Topham's NPI, 1568404812, was assigned on June 12, 2006. Dr. Topham graduated from University of California, Davis School of Medicine in 1993. Dr. Topham holds Nevada license 8952.
- NPI
- 1568404812NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022922442
- NPI enumeration date
- June 12, 2006
- NPI status
- Active
- Practice phone
- (702) 233-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Steven Topham practices at Summerlin Hospital Medical Center in Las Vegas, Nevada
Dr. Topham's primary practice is Summerlin Hospital Medical Center, at 657 Town Center Drive, Las Vegas, NV 89144 in Clark County. The practice phone is (702) 233-7500.
- Summerlin Hospital Medical Center657 Town Center Drive, Las Vegas, NV 89144 · Clark CountyPhone(702) 233-7500
Source: Dmand AI Affiliation Data
Dr. Steven Topham is affiliated with 9 sites of care and 4 medical groups
Dr. Topham's primary practice is Summerlin Hospital Medical Center in Las Vegas, Nevada, part of Universal Health Services. Dr. Topham is also affiliated with Spring Valley Hospital Medical Center. The medical group on file is Southwest Medical Associates. Dmand AI also links Dr. Topham to 4 more hospitals, 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Steven Topham's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Topham practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summerlin Hospital Medical Center | Available with a free account |
| +8 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Topham is one of 280 diagnostic radiologists in Nevada
Diagnostic radiology is Dr. Topham's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Topham is licensed in Nevada.
Specialties and state licenses
- Diagnostic radiology, NevadaPrimary
Diagnostic radiologists near Dr. Topham
Counts of diagnostic radiologists 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. Steven Topham billed Medicare for 5,581 services in 2024
CMS data shows 5,581 Medicare services from Dr. Topham across 43 procedure codes in 2024, for 3,863 Medicare patients. Medicare paid $133,225 for them.
Dr. Topham's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 3,2732024: 4,38134%
- Tests and treatments
- 2023: 9802024: 1,0204%
- Surgery
- 2023: 2142024: 16523%
- Other services
- 2023: 02024: 15
Where Dr. Topham's Medicare services took place, 2024
- In an office2935%
- In a facility5,28895%
Dr. Topham compared with the Nevada median for diagnostic radiologists, 2024
- Dr. Topham
- Nevada median
- Medicare services
- 5,581vs 3,14777% above
- Medicare patients
- 3,863vs 1,9092.0 times
Medians across 265 diagnostic radiologists in Nevada with Dmand AI profiles that report each measure.
Dr. Topham's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Topham treated 3,863 Medicare patients in 2024, average age 74
CMS counts 3,863 Medicare patients who saw Dr. Topham in 2024. The largest group is 75 to 84, with 1,383 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.17, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Topham's median patient age at 75, with 56% women.
Dr. Topham's Medicare patients by age, 2024
Dr. Topham's Medicare patients by sex, 2024
- Women2,15256%
- Men1,71144%
Chronic conditions among Dr. Topham's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Diabetes45%
- Ischemic heart disease45%
- Chronic kidney disease43%
- Heart failure38%
- Anxiety37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Topham's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven Topham scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Topham for performance year 2024, reported individually.
- MIPS final score, 2024
- 75 of 100
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Steven Topham received $9,988 in industry payments from 2016 to 2025
CMS Open Payments shows 118 general payments to Dr. Topham from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 46% of the total. Penumbra, Inc. paid the most, $2,950.
General payments to Dr. Topham by program year, 2016 to 2025
General payments to Dr. Topham by kind, 2016 to 2025
- Food and beverage$4,63546%
- Travel and lodging$3,55936%
- Gifts$1,66217%
- Education$1321%
Companies that paid Dr. Topham the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Steven Topham graduated from University of California, Davis School of Medicine
Dr. Topham graduated from University of California, Davis School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Topham'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Dr. Steven Topham
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. Steven Topham's NPI number?
Dr. Steven Topham's NPI number is 1568404812. It was assigned on June 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Topham?
Dr. Steven Topham is a diagnostic radiologist in Las Vegas, Nevada. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Steven Topham practice?
Dr. Topham practices at 657 Town Center Drive, Las Vegas, NV 89144. Dr. Topham's primary practice is Summerlin Hospital Medical Center in Las Vegas, Nevada, part of Universal Health Services. Dmand AI also links Dr. Topham to 4 hospitals, 3 group practices and clinics and 3 medical groups.
What is Dr. Steven Topham's office phone number?
The practice phone on file for Dr. Topham is (702) 233-7500.
What is Dr. Steven Topham's medical license number?
Dr. Topham holds Nevada license 8952.
Which hospitals is Dr. Steven Topham affiliated with?
Dr. Topham practices at Summerlin Hospital Medical Center in Las Vegas, Nevada. Dr. Topham is also affiliated with Spring Valley Hospital Medical Center. Dmand AI links Dr. Topham to 4 more hospitals.
What medical group is Dr. Steven Topham part of?
Dr. Topham is linked to Southwest Medical Associates. Dmand AI links Dr. Topham to 3 more medical groups.
Does Dr. Steven Topham accept Medicare?
Yes. CMS data shows Dr. Topham billed Medicare for 5,581 services in 2024.
What is Dr. Steven Topham's MIPS score?
Dr. Topham's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. Steven Topham see?
CMS counts 3,863 Medicare patients who saw Dr. Topham in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Steven Topham bill to Medicare?
In 2024, Dr. Topham's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (71046) and blood vessel study (93880).
Where did Dr. Steven Topham go to medical school?
Dr. Topham graduated from University of California, Davis School of Medicine in 1993.
Has Dr. Steven Topham received payments from drug or device companies?
CMS Open Payments shows $9,988 in general payments to Dr. Topham from 22 companies from 2016 to 2025. The largest total came from Penumbra, Inc.
How long has Dr. Steven Topham been practicing?
Dr. Topham graduated from medical school in 1993, 33 years ago.
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