Dr. Stephen Fitzgerald Ridley, MD
- Medicare services, 2024
- 461
- Medicare patients, 2024
- 424
- Part D claims, 2016
- 23
- Hospital affiliations
- 1
- Industry payments
- $5,604
- Practice address
- 5 Medical Park, Columbia, SC 29203
- Practice phone
- Call (803) 296-2548
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Stephen Fitzgerald Ridley is an emergency medicine physician in Columbia, South Carolina
Dr. Ridley practices at Prisma Health Richland Hospital in Columbia, South Carolina, part of Prisma Health.
Dr. Ridley's NPI, 1508839630, was assigned on February 9, 2006. Dr. Ridley graduated from University of South Carolina School of Medicine in 2001. Dr. Ridley holds South Carolina license 23232.
- NPI
- 1508839630NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567448855
- NPI enumeration date
- February 9, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (803) 296-2548
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Fitzgerald Ridley practices at Prisma Health Richland Hospital in Columbia, South Carolina
Dr. Ridley's primary practice is Prisma Health Richland Hospital, at 5 Medical Park, Columbia, SC 29203 in Richland County. The practice phone is (803) 296-2548.
- Prisma Health Richland Hospital5 Medical Park, Columbia, SC 29203 · Richland CountyPhone(803) 296-2548
Source: Dmand AI Affiliation Data
Dr. Stephen Fitzgerald Ridley is affiliated with 3 sites of care and 3 medical groups
Dr. Ridley's primary practice is Prisma Health Richland Hospital in Columbia, South Carolina, part of Prisma Health. The medical group on file is Prisma Health Medical Group-Midlands. Dmand AI also links Dr. Ridley to 2 more group practices and clinics and 2 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. Stephen Fitzgerald Ridley's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ridley practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prisma Health Richland Hospital | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Fitzgerald Ridley is one of 1,026 emergency medicine physicians in South Carolina
Emergency medicine is Dr. Ridley's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Ridley is licensed in South Carolina.
Specialties and state licenses
- Emergency medicine, South CarolinaPrimary
Emergency medicine physicians near Dr. Ridley
Counts of emergency medicine physicians 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. Stephen Fitzgerald Ridley billed Medicare for 461 services in 2024
CMS data shows 461 Medicare services from Dr. Ridley across 5 procedure codes in 2024, for 424 Medicare patients. Medicare paid $47,262 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ridley's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3852024: 46120%
Dr. Ridley compared with the South Carolina median for emergency medicine physicians, 2024
- Dr. Ridley
- South Carolina median
- Medicare services
- 461vs 36128% above
- Medicare patients
- 424vs 32431% above
- Part D claims
- 23vs 10779% below
Medians across 1,019 emergency medicine physicians in South Carolina with Dmand AI profiles that report each measure.
Dr. Ridley'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ridley and other emergency medicine physicians in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Fitzgerald Ridley treated 424 Medicare patients in 2024, average age 71
CMS counts 424 Medicare patients who saw Dr. Ridley in 2024. The largest group is 65 to 74, with 140 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.19, 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. Ridley's median patient age at 37, with 56% women.
Dr. Ridley's Medicare patients by age, 2024
Dr. Ridley's Medicare patients by sex, 2024
- Women22754%
- Men19746%
Chronic conditions among Dr. Ridley's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis50%
- Diabetes46%
- Chronic kidney disease45%
- Ischemic heart disease44%
- Anxiety40%
- Heart failure40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ridley's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
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. Stephen Fitzgerald Ridley wrote 23 Medicare Part D claims in 2016
In 2016, Dr. Ridley wrote 23 Medicare Part D claims. They cover 2 drugs, with $535 in total drug cost.
Dr. Ridley's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Stephen Fitzgerald Ridley takes part in Medicare
Dr. Ridley accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Stephen Fitzgerald Ridley received $5,604 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Ridley from 1 drug or device company in 2016. Education make up the largest share, 100% of the total. FUJIFILM SonoSite, Inc. paid the most, $5,604.
Companies that paid Dr. Ridley the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Fitzgerald Ridley graduated from University of South Carolina School of Medicine
Dr. Ridley graduated from University of South Carolina School of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stephen Fitzgerald Ridley'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Stephen Fitzgerald Ridley
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What is Dr. Stephen Fitzgerald Ridley's NPI number?
Dr. Stephen Fitzgerald Ridley's NPI number is 1508839630. It was assigned on February 9, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Fitzgerald Ridley?
Dr. Stephen Fitzgerald Ridley is an emergency medicine physician in Columbia, South Carolina. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Stephen Fitzgerald Ridley practice?
Dr. Ridley practices at 5 Medical Park, Columbia, SC 29203. Dr. Ridley's primary practice is Prisma Health Richland Hospital in Columbia, South Carolina, part of Prisma Health. Dmand AI also links Dr. Ridley to 2 group practices and clinics and 2 medical groups.
What is Dr. Stephen Fitzgerald Ridley's office phone number?
The practice phone on file for Dr. Ridley is (803) 296-2548.
What is Dr. Stephen Fitzgerald Ridley's medical license number?
Dr. Ridley holds South Carolina license 23232.
Which hospitals is Dr. Stephen Fitzgerald Ridley affiliated with?
Dr. Ridley practices at Prisma Health Richland Hospital in Columbia, South Carolina.
What medical group is Dr. Stephen Fitzgerald Ridley part of?
Dr. Ridley is linked to Prisma Health Medical Group-Midlands. Dmand AI links Dr. Ridley to 2 more medical groups.
Does Dr. Stephen Fitzgerald Ridley accept Medicare?
Yes. CMS data shows Dr. Ridley billed Medicare for 461 services in 2024, and Dr. Ridley accepts Medicare assignment.
How many Medicare patients does Dr. Stephen Fitzgerald Ridley see?
CMS counts 424 Medicare patients who saw Dr. Ridley in 2024, with an average age of 71.
What services does Dr. Stephen Fitzgerald Ridley bill to Medicare?
In 2024, Dr. Ridley's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
Show 4 more questionsShow fewer questions
Where did Dr. Stephen Fitzgerald Ridley go to medical school?
Dr. Ridley graduated from University of South Carolina School of Medicine in 2001.
What drugs does Dr. Stephen Fitzgerald Ridley prescribe most?
In 2016 Medicare Part D data, Dr. Ridley's most prescribed drugs by claims were Naproxen Sodium and Sulfamethoxazole-Trimethoprim.
Has Dr. Stephen Fitzgerald Ridley received payments from drug or device companies?
CMS Open Payments shows $5,604 in general payments to Dr. Ridley from 1 company from 2016 to 2016. The largest total came from FUJIFILM SonoSite, Inc.
How long has Dr. Stephen Fitzgerald Ridley been practicing?
Dr. Ridley graduated from medical school in 2001, 25 years ago.
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