Dr. Nathan Ashley Woolwine, MD

  • Charlotte, NC
  • Nephrologist
NPI1073510046PAC ID6406823418
Medicare services, 2024
7,865
Medicare patients, 2024
478
Part D claims, 2024
2,380
Hospital affiliations
4
Industry payments
$1,962
Practice address
3158 Freedom Dr., Ste. 1101, Charlotte, NC 28208
Practice phone
Call (704) 971-8088
Professional email
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Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Metrolina Access Center - Charlotte

Surgery Center - Medicare-Certified · Charlotte, North Carolina

See all 9 affiliations

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Dr. Nathan Ashley Woolwine is a nephrologist in Charlotte, North Carolina

Dr. Woolwine practices at Metrolina Access Center - Charlotte in Charlotte, North Carolina.

Dr. Woolwine's NPI, 1073510046, was assigned on July 5, 2005. Dr. Woolwine graduated from Medical University of South Carolina College of Medicine in 2000. Dr. Woolwine holds North Carolina license 200400782.

NPI and contact details
Medicare PAC ID
6406823418
NPI enumeration date
July 5, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(704) 971-8088
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Nathan Ashley Woolwine practices at Metrolina Access Center - Charlotte in Charlotte, North Carolina

Dr. Woolwine's primary practice is Metrolina Access Center - Charlotte, at 3158 Freedom Dr., Ste. 1101, Charlotte, NC 28208. The practice phone is (704) 971-8088.

  • Metrolina Access Center - Charlotte
    3158 Freedom Dr., Ste. 1101, Charlotte, NC 28208Phone(704) 971-8088

Source: Dmand AI Affiliation Data

Dr. Nathan Ashley Woolwine is affiliated with 8 sites of care and 1 medical group

Dr. Woolwine's primary practice is Metrolina Access Center - Charlotte in Charlotte, North Carolina. Dr. Woolwine is also affiliated with Atrium Health Carolinas Medical Center. The medical group on file is Metrolina Nephrology Associates. Dmand AI also links Dr. Woolwine to 3 more hospitals, 2 dialysis centers and 1 group practice or clinic, each named with a free account.

See all 9 affiliations for Dr. Woolwine

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Nathan Ashley Woolwine's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Woolwine practices, 8 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Metrolina Access Center - CharlotteAvailable with a free account
+7 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nathan Ashley Woolwine is one of 348 nephrologists in North Carolina

Nephrology is Dr. Woolwine's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Woolwine is licensed in North Carolina.

Specialties and state licenses

  • Nephrology, North CarolinaPrimaryLicense 200400782 · taxonomy 207RN0300X

Nephrologists near Dr. Woolwine

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. Nathan Ashley Woolwine billed Medicare for 7,865 services in 2024

CMS data shows 7,865 Medicare services from Dr. Woolwine across 33 procedure codes in 2024, for 478 Medicare patients. Medicare paid $164,456 for them.

Medicare services, 20247,865
Medicare patients478
Paid by Medicare$164,456
Procedure codes33

Dr. Woolwine's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 8,0502024: 3,09062%
Lab and pathology
2023: 3,3382024: 2,58822%
Office and hospital visits
2023: 8262024: 90810%
Surgery
2023: 5962024: 65810%
Other services
2023: 02024: 348
Tests and treatments
2023: 4382024: 27338%

Where Dr. Woolwine's Medicare services took place, 2024

  • In an office7,53596%
  • In a facility3304%

Dr. Woolwine compared with the North Carolina median for nephrologists, 2024

  • Dr. Woolwine
  • North Carolina median
Medicare services
7,865vs 1,0467.5 times
Medicare patients
478vs 29761% above
Part D claims
2,190vs 7323.0 times

Medians across 346 nephrologists in North Carolina with Dmand AI profiles that report each measure.

Dr. Woolwine'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.

See all procedures by Dr. Woolwine

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Nathan Ashley Woolwine treated 478 Medicare patients in 2024, average age 73

CMS counts 478 Medicare patients who saw Dr. Woolwine in 2024. The largest group is 75 to 84, with 181 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 17% are also on Medicaid. Their average risk score is 3.50, 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. Woolwine's median patient age at 72, with 54% women.

Medicare patients, 2024478
Average age73
Average risk score3.50
Also on Medicaid17%

Dr. Woolwine's Medicare patients by age, 2024

Dr. Woolwine's Medicare patients by sex, 2024

  • Women25052%
  • Men22848%

Chronic conditions among Dr. Woolwine's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Diabetes58%
  5. Arthritis48%
  6. Heart failure42%
  7. Ischemic heart disease41%
  8. Anxiety31%

Share of Medicare patients with each condition. A patient can have several.

Dr. Woolwine's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women54%
  • Men45%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Nathan Ashley Woolwine wrote 2,380 Medicare Part D claims in 2024

In 2024, Dr. Woolwine wrote 2,380 Medicare Part D claims for 366 patients. 82% of them were for generic drugs. CMS names the drug for 2,190 of them, across 37 drugs with 11 or more claims each, at $477,284 in total drug cost. In 2023, CMS named 2,054 claims across 36 drugs.

Part D claims, 20242,380
Drugs named by CMS37
Total drug cost$477,284
Part D patients366

Dr. Woolwine's Part D claims by kind of drug, 2024

  • Generic1,954 claims82%
  • Brand-name426 claims18%

Dr. Woolwine'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. Woolwine's Part D claims, 2024

  • Antibiotics5%119 of 2,380 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: 2,0542024: 2,1907%

Drugs named by CMS: 37 in 2024, 36 in 2023.

See all prescribing by Dr. Woolwine

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. Nathan Ashley Woolwine offers telehealth to Medicare patients

Dr. Woolwine accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Woolwine as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Nathan Ashley Woolwine received $1,962 in industry payments from 2016 to 2025

CMS Open Payments shows 104 general payments to Dr. Woolwine from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 87% of the total. Mallinckrodt LLC paid the most, $376.

General payments to Dr. Woolwine by program year, 2016 to 2025

General payments to Dr. Woolwine by kind, 2016 to 2025

$2Kin total
  • Food and beverage$1,70487%
  • Education$25713%

Companies that paid Dr. Woolwine the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Woolwine

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Nathan Ashley Woolwine graduated from Medical University of South Carolina College of Medicine

Dr. Woolwine graduated from Medical University of South Carolina College of Medicine in 2000.

  1. Medical schoolMedical University of South Carolina College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Nathan Ashley Woolwine's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Nathan Ashley Woolwine

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. Nathan Ashley Woolwine's NPI number?

Dr. Nathan Ashley Woolwine's NPI number is 1073510046. It was assigned on July 5, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Nathan Ashley Woolwine?

Dr. Nathan Ashley Woolwine is a nephrologist in Charlotte, North Carolina. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Nathan Ashley Woolwine practice?

Dr. Woolwine practices at 3158 Freedom Dr., Ste. 1101, Charlotte, NC 28208. Dr. Woolwine's primary practice is Metrolina Access Center - Charlotte in Charlotte, North Carolina. Dmand AI also links Dr. Woolwine to 3 hospitals, 2 dialysis centers and 1 group practice or clinic.

What is Dr. Nathan Ashley Woolwine's office phone number?

The practice phone on file for Dr. Woolwine is (704) 971-8088.

What is Dr. Nathan Ashley Woolwine's medical license number?

Dr. Woolwine holds North Carolina license 200400782.

Which hospitals is Dr. Nathan Ashley Woolwine affiliated with?

Dr. Woolwine is affiliated with Atrium Health Carolinas Medical Center. Dmand AI links Dr. Woolwine to 3 more hospitals.

What medical group is Dr. Nathan Ashley Woolwine part of?

Dr. Woolwine is linked to Metrolina Nephrology Associates.

Does Dr. Nathan Ashley Woolwine accept Medicare?

Yes. CMS data shows Dr. Woolwine billed Medicare for 7,865 services in 2024, and Dr. Woolwine accepts Medicare assignment.

Does Dr. Nathan Ashley Woolwine offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Woolwine as offering telehealth services.

How many Medicare patients does Dr. Nathan Ashley Woolwine see?

CMS counts 478 Medicare patients who saw Dr. Woolwine in 2024, with an average age of 73.

Show 5 more questionsShow fewer questions

What services does Dr. Nathan Ashley Woolwine bill to Medicare?

In 2024, Dr. Woolwine's most billed Medicare services were injected or infused drug (J0881), surgery: heart and blood vessels (36415) and lab and pathology test (80069).

Where did Dr. Nathan Ashley Woolwine go to medical school?

Dr. Woolwine graduated from Medical University of South Carolina College of Medicine in 2000.

What drugs does Dr. Nathan Ashley Woolwine prescribe most?

In 2024 Medicare Part D data, Dr. Woolwine's most prescribed drugs by claims were Calcitriol, Farxiga and Carvedilol.

Has Dr. Nathan Ashley Woolwine received payments from drug or device companies?

CMS Open Payments shows $1,962 in general payments to Dr. Woolwine from 20 companies from 2016 to 2025. The largest total came from Mallinckrodt LLC.

How long has Dr. Nathan Ashley Woolwine been practicing?

Dr. Woolwine graduated from medical school in 2000, 26 years ago.

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