Dr. Andrew S. O'Connor, DO
- Medicare services, 2024
- 3,505
- Medicare patients, 2024
- 466
- Part D claims, 2024
- 1,700
- Hospital affiliations
- 3
- Industry payments
- $8,369
- Practice address
- 1640 Campus Park Dr, Monroe, NC 28112
- Practice phone
- Call (704) 348-2992
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Metrolina Nephrology Associates, PA
Monroe, North Carolina
Find Dr. O'Connor's professional email, personal email and mobile number
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Dr. Andrew S. O'Connor is a nephrologist in Monroe, North Carolina
Dr. O'Connor practices at Metrolina Nephrology Associates, PA in Monroe, North Carolina.
Dr. O'Connor's NPI, 1679581326, was assigned on August 4, 2006. Dr. O'Connor graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1996. Dr. O'Connor holds North Carolina license 2008-00276.
- NPI
- 1679581326NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931286093
- NPI enumeration date
- August 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (704) 348-2992
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrew S. O'Connor practices at Metrolina Nephrology Associates, PA in Monroe, North Carolina
Dr. O'Connor's primary practice is Metrolina Nephrology Associates, PA, at 1640 Campus Park Dr, Monroe, NC 28112 in Union County. The practice phone is (704) 348-2992.
- Metrolina Nephrology Associates, PA1640 Campus Park Dr, Monroe, NC 28112 · Union CountyPhone(704) 348-2992
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Andrew S. O'Connor is affiliated with 8 sites of care and 2 medical groups
Dr. O'Connor's primary practice is Metrolina Nephrology Associates, PA in Monroe, North Carolina. Dr. O'Connor is also affiliated with Atrium Health Union. The medical group on file is Atrium Health Levine Children's Gastroenterology. Dmand AI also links Dr. O'Connor to 2 more hospitals, 2 dialysis centers, 2 group practices and clinics 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. Andrew S. O'Connor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Connor practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Metrolina Nephrology Associates, PA | 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. Andrew S. O'Connor is one of 348 nephrologists in North Carolina
Nephrology is Dr. O'Connor's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dmand AI has Dr. O'Connor's licenses on file in 2 states: North Carolina and Ohio.
Specialties and state licenses
- Nephrology, North CarolinaPrimary
- Ohio license
Nephrologists near Dr. O'Connor
Counts of nephrologists 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. Andrew S. O'Connor billed Medicare for 3,505 services in 2024
CMS data shows 3,505 Medicare services from Dr. O'Connor across 32 procedure codes in 2024, for 466 Medicare patients. Medicare paid $172,546 for them.
Dr. O'Connor's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 2,3402024: 1,58032%
- Office and hospital visits
- 2023: 8922024: 8663%
- Surgery
- 2023: 5732024: 42925%
- Tests and treatments
- 2023: 5772024: 41328%
- Other services
- 2023: 02024: 217
- Drugs given in the office
- 2023: 10,7302024: 0100%
Where Dr. O'Connor's Medicare services took place, 2024
- In an office3,28294%
- In a facility2236%
Dr. O'Connor compared with the North Carolina median for nephrologists, 2024
- Dr. O'Connor
- North Carolina median
- Medicare services
- 3,505vs 1,0463.4 times
- Medicare patients
- 466vs 29757% above
- Part D claims
- 1,452vs 73298% above
Medians across 346 nephrologists in North Carolina with Dmand AI profiles that report each measure.
Dr. O'Connor'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. O'Connor and other nephrologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrew S. O'Connor treated 466 Medicare patients in 2024, average age 73
CMS counts 466 Medicare patients who saw Dr. O'Connor in 2024. The largest group is 75 to 84, with 194 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 16% are also on Medicaid. Their average risk score is 3.79, 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. O'Connor's median patient age at 73, with 50% women.
Dr. O'Connor's Medicare patients by age, 2024
Dr. O'Connor's Medicare patients by sex, 2024
- Women21245%
- Men25455%
Chronic conditions among Dr. O'Connor's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes62%
- Ischemic heart disease45%
- Heart failure44%
- Arthritis42%
- Atrial fibrillation37%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Connor's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrew S. O'Connor wrote 1,700 Medicare Part D claims in 2024
In 2024, Dr. O'Connor wrote 1,700 Medicare Part D claims for 285 patients. 93% of them were for generic drugs. CMS names the drug for 1,452 of them, across 30 drugs with 11 or more claims each, at $91,518 in total drug cost. In 2023, CMS named 1,429 claims across 33 drugs.
Dr. O'Connor's Part D claims by kind of drug, 2024
- Generic1,580 claims93%
- Brand-name and other120 claims7%
Dr. O'Connor'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. O'Connor's Part D claims, 2024
- Antibiotics2%42 of 1,700 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: 1,4292024: 1,4522%
Drugs named by CMS: 30 in 2024, 33 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. Andrew S. O'Connor offers telehealth to Medicare patients
Dr. O'Connor accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. O'Connor as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Andrew S. O'Connor received $8,369 in industry payments from 2016 to 2025
CMS Open Payments shows 89 general payments to Dr. O'Connor from 28 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 38% of the total. Fresenius USA Marketing, Inc. paid the most, $6,348.
General payments to Dr. O'Connor by program year, 2016 to 2025
General payments to Dr. O'Connor by kind, 2016 to 2025
- Food and beverage$3,20638%
- Travel and lodging$2,62831%
- Consulting fees$2,40029%
- Education$1352%
Companies that paid Dr. O'Connor 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. Andrew S. O'Connor graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville
Dr. O'Connor graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Andrew S. O'Connor'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) |
| 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. Andrew S. O'Connor
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. Andrew S. O'Connor's NPI number?
Dr. Andrew S. O'Connor's NPI number is 1679581326. It was assigned on August 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrew S. O'Connor?
Dr. Andrew S. O'Connor is a nephrologist in Monroe, North Carolina. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Andrew S. O'Connor practice?
Dr. O'Connor practices at 1640 Campus Park Dr, Monroe, NC 28112. Dr. O'Connor's primary practice is Metrolina Nephrology Associates, PA in Monroe, North Carolina. Dmand AI also links Dr. O'Connor to 2 hospitals, 2 dialysis centers, 2 group practices and clinics and 1 medical group.
What is Dr. Andrew S. O'Connor's office phone number?
The practice phone on file for Dr. O'Connor is (704) 348-2992.
What is Dr. Andrew S. O'Connor's medical license number?
Dr. O'Connor holds North Carolina license 2008-00276, one of the licenses on file in 2 states.
Which states has Dr. Andrew S. O'Connor been licensed in?
Dmand AI has state licenses on file for Dr. O'Connor in North Carolina and Ohio.
Which hospitals is Dr. Andrew S. O'Connor affiliated with?
Dr. O'Connor is affiliated with Atrium Health Union. Dmand AI links Dr. O'Connor to 2 more hospitals.
What medical group is Dr. Andrew S. O'Connor part of?
Dr. O'Connor is linked to Atrium Health Levine Children's Gastroenterology. Dmand AI links Dr. O'Connor to 1 more medical group.
Does Dr. Andrew S. O'Connor accept Medicare?
Yes. CMS data shows Dr. O'Connor billed Medicare for 3,505 services in 2024, and Dr. O'Connor accepts Medicare assignment.
Does Dr. Andrew S. O'Connor offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. O'Connor as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Andrew S. O'Connor see?
CMS counts 466 Medicare patients who saw Dr. O'Connor in 2024, with an average age of 73.
What services does Dr. Andrew S. O'Connor bill to Medicare?
In 2024, Dr. O'Connor's most billed Medicare services were surgery: heart and blood vessels (36415), lab and pathology test (80069) and office visit, established patient (99214).
Where did Dr. Andrew S. O'Connor go to medical school?
Dr. O'Connor graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 1996.
What drugs does Dr. Andrew S. O'Connor prescribe most?
In 2024 Medicare Part D data, Dr. O'Connor's most prescribed drugs by claims were Furosemide, Calcitriol and Potassium Chloride.
Has Dr. Andrew S. O'Connor received payments from drug or device companies?
CMS Open Payments shows $8,369 in general payments to Dr. O'Connor from 28 companies from 2016 to 2025. The largest total came from Fresenius USA Marketing, Inc.
How long has Dr. Andrew S. O'Connor been practicing?
Dr. O'Connor graduated from medical school in 1996, 30 years ago.
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