Dr. William J. Oconnor, MD
- Medicare services, 2019
- 15
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 3,241
- Industry payments
- $156
- Affiliated sites
- 2
- Practice address
- 7724 North Kings Hwy, Myrtle Beach, SC 29572
- Practice phone
- Call (843) 663-1013
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Little River Medical Center - Myrtle Beach (N Kings Hwy)
FQHC - Main Site · Myrtle Beach, South Carolina
Find Dr. Oconnor'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 J. Oconnor is a family medicine physician in Myrtle Beach, South Carolina
Dr. Oconnor practices at Little River Medical Center - Myrtle Beach (N Kings Hwy) in Myrtle Beach, South Carolina.
Dr. Oconnor's NPI, 1174576409, was assigned on May 18, 2006. Dr. Oconnor graduated from Medical University of South Carolina College of Medicine in 1998. Dr. Oconnor holds South Carolina license 21194.
- NPI
- 1174576409NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567363484
- NPI enumeration date
- May 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (843) 663-1013
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William J. Oconnor practices at Little River Medical Center - Myrtle Beach (N Kings Hwy) in Myrtle Beach, South Carolina
Dr. Oconnor's primary practice is Little River Medical Center - Myrtle Beach (N Kings Hwy), at 7724 North Kings Hwy, Myrtle Beach, SC 29572. The practice phone is (843) 663-1013.
- Little River Medical Center - Myrtle Beach (N Kings Hwy)7724 North Kings Hwy, Myrtle Beach, SC 29572Phone(843) 663-1013
Source: Dmand AI Affiliation Data
Dr. William J. Oconnor is affiliated with 2 sites of care and 1 medical group
Dr. Oconnor's primary practice is Little River Medical Center - Myrtle Beach (N Kings Hwy) in Myrtle Beach, South Carolina. The medical group on file is Little River Medical Center. Dmand AI also links Dr. Oconnor to 1 more community health center, named with a free account. Dr. Oconnor's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William J. Oconnor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oconnor practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Little River Medical Center - Myrtle Beach (N Kings Hwy) | 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. William J. Oconnor is one of 2,356 family medicine physicians in South Carolina
Family medicine is Dr. Oconnor's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Oconnor is board certified in family medicine by the American Board of Family Medicine. Dr. Oconnor is licensed in South Carolina.
Specialties and state licenses
- Family medicine, South CarolinaPrimary
Family medicine physicians near Dr. Oconnor
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 J. Oconnor billed Medicare for 15 services in 2019
CMS data shows 15 Medicare services from Dr. Oconnor across 1 procedure code in 2019, for 25 Medicare patients. Medicare paid $59 for them. Every service was in an office.
Dr. Oconnor's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Lab and pathology
- 2018: 02019: 15
- Office and hospital visits
- 2018: 702019: 0100%
Dr. Oconnor compared with the South Carolina median for family medicine physicians, 2019
- Dr. Oconnor
- South Carolina median
- Medicare services
- 15vs 74498% below
- Medicare patients
- 25vs 23289% below
- Part D claims
- 2,703vs 1,0232.6 times
Medians across 2,295 family medicine physicians in South Carolina with Dmand AI profiles that report each measure.
Dr. Oconnor's most billed Medicare procedure codes, 2019
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. Oconnor 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 J. Oconnor treated 25 Medicare patients in 2024, average age 74
CMS counts 25 Medicare patients who saw Dr. Oconnor in 2024. The largest group is 65 to 74, with 11 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.05, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Oconnor's median patient age at 75, with 52% women.
Dr. Oconnor's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Oconnor's Medicare patients by sex, 2024
- Women1144%
- Men1456%
Chronic conditions among Dr. Oconnor's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
Share of Medicare patients with each condition. A patient can have several.
Dr. Oconnor'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
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William J. Oconnor wrote 3,241 Medicare Part D claims in 2024
In 2024, Dr. Oconnor wrote 3,241 Medicare Part D claims for 160 patients. 88% of them were for generic drugs. CMS names the drug for 2,703 of them, across 70 drugs with 11 or more claims each, at $247,560 in total drug cost. In 2023, CMS named 2,688 claims across 68 drugs.
Dr. Oconnor's Part D claims by kind of drug, 2024
- Generic2,850 claims88%
- Brand-name and other391 claims12%
Dr. Oconnor'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. Oconnor's Part D claims, 2024
- Opioids2%69 of 3,241 claims
- Antibiotics1%24 of 3,241 claims
- Antipsychotics, patients 65 and over0%15 of 3,241 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: 2,6882024: 2,7031%
Drugs named by CMS: 70 in 2024, 68 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
How Dr. William J. Oconnor takes part in Medicare
Dr. Oconnor 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. William J. Oconnor received $156 in industry payments from 2016 to 2024
CMS Open Payments shows 11 general payments to Dr. Oconnor from 6 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 97% of the total. Pfizer Inc. paid the most, $54.
General payments to Dr. Oconnor by program year, 2016 to 2024
General payments to Dr. Oconnor by kind, 2016 to 2024
- Food and beverage$15197%
- Education$53%
Companies that paid Dr. Oconnor the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William J. Oconnor graduated from Medical University of South Carolina College of Medicine
Dr. Oconnor graduated from Medical University of South Carolina College of Medicine in 1998.
- Medical school
- Board certified in family medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. William J. Oconnor'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)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) |
| 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 J. Oconnor
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 J. Oconnor's NPI number?
Dr. William J. Oconnor's NPI number is 1174576409. It was assigned on May 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William J. Oconnor?
Dr. William J. Oconnor is a family medicine physician in Myrtle Beach, South Carolina. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. William J. Oconnor practice?
Dr. Oconnor practices at 7724 North Kings Hwy, Myrtle Beach, SC 29572. Dr. Oconnor's primary practice is Little River Medical Center - Myrtle Beach (N Kings Hwy) in Myrtle Beach, South Carolina. Dmand AI also links Dr. Oconnor to 1 community health center.
What is Dr. William J. Oconnor's office phone number?
The practice phone on file for Dr. Oconnor is (843) 663-1013.
What is Dr. William J. Oconnor's medical license number?
Dr. Oconnor holds South Carolina license 21194.
What medical group is Dr. William J. Oconnor part of?
Dr. Oconnor is linked to Little River Medical Center.
Does Dr. William J. Oconnor accept Medicare?
Yes. CMS data shows Dr. Oconnor billed Medicare for 15 services in 2019, and Dr. Oconnor accepts Medicare assignment.
How many Medicare patients does Dr. William J. Oconnor see?
CMS counts 25 Medicare patients who saw Dr. Oconnor in 2024, with an average age of 74.
Is Dr. William J. Oconnor board certified?
Yes. Dr. Oconnor is board certified in family medicine by the American Board of Family Medicine.
What services does Dr. William J. Oconnor bill to Medicare?
In 2019, Dr. Oconnor's most billed Medicare services were lab and pathology test (81000).
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Where did Dr. William J. Oconnor go to medical school?
Dr. Oconnor graduated from Medical University of South Carolina College of Medicine in 1998.
What drugs does Dr. William J. Oconnor prescribe most?
In 2024 Medicare Part D data, Dr. Oconnor's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. William J. Oconnor received payments from drug or device companies?
CMS Open Payments shows $156 in general payments to Dr. Oconnor from 6 companies from 2016 to 2024. The largest total came from Pfizer Inc.
How long has Dr. William J. Oconnor been practicing?
Dr. Oconnor graduated from medical school in 1998, 28 years ago.
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