Dr. William E. Oquinn, MD
- Medicare services, 2024
- 111
- Medicare patients, 2024
- 71
- Part D claims, 2024
- 9,405
- MIPS score, 2024
- 80
- Hospital affiliations
- 2
- Practice address
- 215 Dorange Rd, Branchville, SC 29432
- Practice phone
- Call (803) 245-6290
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
MUSC Community Physicians - 506 North St
Branchville, South Carolina
Find Dr. Oquinn'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. William E. Oquinn is a family medicine physician in Branchville, South Carolina
Dr. Oquinn practices at MUSC Community Physicians - 506 North St in Branchville, South Carolina.
Dr. Oquinn's NPI, 1508870726, was assigned on July 27, 2006. Dr. Oquinn graduated from Medical University of South Carolina College of Medicine in 1974. Dr. Oquinn holds South Carolina license 007265.
- NPI
- 1508870726NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496756454
- NPI enumeration date
- July 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (803) 245-6290
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William E. Oquinn practices at MUSC Community Physicians - 506 North St in Branchville, South Carolina
Dr. Oquinn's primary practice is MUSC Community Physicians - 506 North St, at 215 Dorange Rd, Branchville, SC 29432 in Orangeburg County. The practice phone is (803) 245-6290.
- MUSC Community Physicians - 506 North St215 Dorange Rd, Branchville, SC 29432 · Orangeburg CountyPhone(803) 245-6290
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William E. Oquinn is affiliated with 8 sites of care and 2 medical groups
Dr. Oquinn's primary practice is MUSC Community Physicians - 506 North St in Branchville, South Carolina. Dr. Oquinn is also affiliated with MUSC Health University Medical Center. The medical group on file is MUSC Community Physicians. Dmand AI also links Dr. Oquinn to 1 more hospital, 3 home health agencies, 1 group practice or clinic, 1 rural health clinic and 1 medical group, each 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. William E. Oquinn's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oquinn practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MUSC Community Physicians - 506 North St | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William E. Oquinn is one of 2,356 family medicine physicians in South Carolina
Family medicine is Dr. Oquinn's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Oquinn is licensed in South Carolina.
Specialties and state licenses
- Family medicine, South CarolinaPrimary
Family medicine physicians near Dr. Oquinn
Counts of family 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. William E. Oquinn billed Medicare for 111 services in 2024
CMS data shows 111 Medicare services from Dr. Oquinn across 5 procedure codes in 2024, for 71 Medicare patients. Medicare paid $3,341 for them. Every service was in an office.
Dr. Oquinn's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 262024: 87235%
- Tests and treatments
- 2023: 02024: 12
- Other services
- 2023: 02024: 12
- Surgery
- 2023: 202024: 0100%
Dr. Oquinn compared with the South Carolina median for family medicine physicians, 2024
- Dr. Oquinn
- South Carolina median
- Medicare services
- 111vs 74485% below
- Medicare patients
- 71vs 23269% below
- Part D claims
- 8,777vs 1,0238.6 times
Medians across 2,295 family medicine physicians in South Carolina with Dmand AI profiles that report each measure.
Dr. Oquinn'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. Oquinn and other family medicine physicians in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William E. Oquinn treated 71 Medicare patients in 2024, average age 75
CMS counts 71 Medicare patients who saw Dr. Oquinn in 2024. The largest group is 75 to 84, with 30 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oquinn's median patient age at 67, with 53% women.
Dr. Oquinn's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Oquinn's Medicare patients by sex, 2024
- Women4056%
- Men3144%
Chronic conditions among Dr. Oquinn's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes46%
- Arthritis35%
- Chronic kidney disease25%
- Ischemic heart disease25%
- Anxiety17%
- COPD15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oquinn's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William E. Oquinn wrote 9,405 Medicare Part D claims in 2024
In 2024, Dr. Oquinn wrote 9,405 Medicare Part D claims for 516 patients. 91% of them were for generic drugs. CMS names the drug for 8,777 of them, across 131 drugs with 11 or more claims each, at $385,487 in total drug cost. In 2023, CMS named 8,972 claims across 137 drugs.
Dr. Oquinn's Part D claims by kind of drug, 2024
- Generic8,573 claims91%
- Brand-name762 claims8%
- Other70 claims1%
Dr. Oquinn's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Oquinn's Part D claims, 2024
- Opioids2%219 of 9,405 claims
- Antibiotics2%187 of 9,405 claims
- Antipsychotics, patients 65 and over0%22 of 9,405 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 8,9722024: 8,7772%
Drugs named by CMS: 131 in 2024, 137 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. William E. Oquinn scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Oquinn for performance year 2024, reported as part of a group. Dr. Oquinn accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Oquinn's MIPS scores, performance year 2024
- 80of 100Final score
- 64.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. William E. Oquinn received $977 in industry payments from 2016 to 2025
CMS Open Payments shows 53 general payments to Dr. Oquinn from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $197.
General payments to Dr. Oquinn by program year, 2016 to 2025
Companies that paid Dr. Oquinn 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. William E. Oquinn graduated from Medical University of South Carolina College of Medicine
Dr. Oquinn graduated from Medical University of South Carolina College of Medicine in 1974.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William E. Oquinn'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 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)Medicare Part D Prescribers - by Provider (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)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. William E. Oquinn
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. William E. Oquinn's NPI number?
Dr. William E. Oquinn's NPI number is 1508870726. It was assigned on July 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William E. Oquinn?
Dr. William E. Oquinn is a family medicine physician in Branchville, South Carolina. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. William E. Oquinn practice?
Dr. Oquinn practices at 215 Dorange Rd, Branchville, SC 29432. Dr. Oquinn's primary practice is MUSC Community Physicians - 506 North St in Branchville, South Carolina. Dmand AI also links Dr. Oquinn to 1 hospital, 3 home health agencies, 1 group practice or clinic, 1 rural health clinic and 1 medical group.
What is Dr. William E. Oquinn's office phone number?
The practice phone on file for Dr. Oquinn is (803) 245-6290.
What is Dr. William E. Oquinn's medical license number?
Dr. Oquinn holds South Carolina license 007265.
Which hospitals is Dr. William E. Oquinn affiliated with?
Dr. Oquinn is affiliated with MUSC Health University Medical Center. Dmand AI links Dr. Oquinn to 1 more hospital.
What medical group is Dr. William E. Oquinn part of?
Dr. Oquinn is linked to MUSC Community Physicians. Dmand AI links Dr. Oquinn to 1 more medical group.
Does Dr. William E. Oquinn accept Medicare?
Yes. CMS data shows Dr. Oquinn billed Medicare for 111 services in 2024, and Dr. Oquinn accepts Medicare assignment.
What is Dr. William E. Oquinn's MIPS score?
Dr. Oquinn's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. William E. Oquinn see?
CMS counts 71 Medicare patients who saw Dr. Oquinn in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. William E. Oquinn bill to Medicare?
In 2024, Dr. Oquinn's most billed Medicare services were lab and pathology test (87804), lab and pathology test (87635) and lab and pathology test (81003).
Where did Dr. William E. Oquinn go to medical school?
Dr. Oquinn graduated from Medical University of South Carolina College of Medicine in 1974.
What drugs does Dr. William E. Oquinn prescribe most?
In 2024 Medicare Part D data, Dr. Oquinn's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. William E. Oquinn received payments from drug or device companies?
CMS Open Payments shows $977 in general payments to Dr. Oquinn from 16 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. William E. Oquinn been practicing?
Dr. Oquinn graduated from medical school in 1974, 52 years ago.
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