Dr. John Eric Lacy, MD
- Medicare services, 2024
- 1,950
- Medicare patients, 2024
- 371
- Part D claims, 2024
- 10,642
- Hospital affiliations
- 2
- Industry payments
- $18
- Practice address
- 5 S Lewis Plz, Greenville, SC 29605
- Practice phone
- Call (864) 242-4122
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Woodward Medical Center
Greenville, South Carolina
Find Dr. Lacy'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. John Eric Lacy is an internist in Greenville, South Carolina
Dr. Lacy practices at Woodward Medical Center in Greenville, South Carolina.
Dr. Lacy's NPI, 1992964159, was assigned on June 3, 2008. Dr. Lacy graduated from University of South Carolina School of Medicine in 2008. Dr. Lacy holds South Carolina license LL30830.
- NPI
- 1992964159NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204014780
- NPI enumeration date
- June 3, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (864) 242-4122
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Eric Lacy practices at Woodward Medical Center in Greenville, South Carolina
Dr. Lacy's primary practice is Woodward Medical Center, at 5 S Lewis Plz, Greenville, SC 29605 in Greenville County. The practice phone is (864) 242-4122.
- Woodward Medical Center5 S Lewis Plz, Greenville, SC 29605 · Greenville CountyPhone(864) 242-4122
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. John Eric Lacy is affiliated with 6 sites of care and 1 medical group
Dr. Lacy's primary practice is Woodward Medical Center in Greenville, South Carolina. Dr. Lacy is also affiliated with Prisma Health Greenville Memorial Hospital. The medical group on file is Bon Secours Covenant Primary Care. Dmand AI also links Dr. Lacy to 1 more hospital and 3 home health agencies, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Eric Lacy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lacy practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Woodward Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Eric Lacy is one of 1,707 internists in South Carolina
Internal medicine is Dr. Lacy's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lacy is licensed in South Carolina.
Specialties and state licenses
- Internal medicine, South CarolinaPrimary
Internists near Dr. Lacy
Counts of internists 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. John Eric Lacy billed Medicare for 1,950 services in 2024
CMS data shows 1,950 Medicare services from Dr. Lacy across 8 procedure codes in 2024, for 371 Medicare patients. Medicare paid $133,272 for them. Every service was in an office.
Dr. Lacy's Medicare services by type, 2024
- Office and hospital visits1,127
- Other services800
- Lab and pathology23
Dr. Lacy compared with the South Carolina median for internists, 2024
- Dr. Lacy
- South Carolina median
- Medicare services
- 1,950vs 7402.6 times
- Medicare patients
- 371vs 25844% above
- Part D claims
- 10,071vs 33130.4 times
Medians across 1,708 internists in South Carolina with Dmand AI profiles that report each measure.
Dr. Lacy'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.
Need commercial claims for Dr. Lacy?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lacy and other internists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Eric Lacy treated 371 Medicare patients in 2024, average age 77
CMS counts 371 Medicare patients who saw Dr. Lacy in 2024. The largest group is 75 to 84, with 146 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lacy's median patient age at 75, with 38% women.
Dr. Lacy's Medicare patients by age, 2024
Dr. Lacy's Medicare patients by sex, 2024
- Women13937%
- Men23263%
Chronic conditions among Dr. Lacy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease61%
- Chronic kidney disease41%
- Arthritis39%
- Diabetes30%
- Cancer21%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lacy'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
- Women38%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Eric Lacy wrote 10,642 Medicare Part D claims in 2024
In 2024, Dr. Lacy wrote 10,642 Medicare Part D claims for 732 patients. 88% of them were for generic drugs. CMS names the drug for 10,071 of them, across 127 drugs with 11 or more claims each, at $847,136 in total drug cost.
Dr. Lacy's Part D claims by kind of drug, 2024
- Generic9,396 claims88%
- Brand-name1,157 claims11%
- Other89 claims1%
Dr. Lacy'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. Lacy's Part D claims, 2024
- Opioids1%82 of 10,642 claims
- Antibiotics1%121 of 10,642 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. John Eric Lacy offers telehealth to Medicare patients
Dr. Lacy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lacy as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Eric Lacy received $18 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Lacy from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Sumitomo Pharma America, Inc. paid the most, $18.
Companies that paid Dr. Lacy the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John Eric Lacy graduated from University of South Carolina School of Medicine
Dr. Lacy graduated from University of South Carolina School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Eric Lacy'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 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. John Eric Lacy
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. John Eric Lacy's NPI number?
Dr. John Eric Lacy's NPI number is 1992964159. It was assigned on June 3, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. John Eric Lacy?
Dr. John Eric Lacy is an internist in Greenville, South Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John Eric Lacy practice?
Dr. Lacy practices at 5 S Lewis Plz, Greenville, SC 29605. Dr. Lacy's primary practice is Woodward Medical Center in Greenville, South Carolina. Dmand AI also links Dr. Lacy to 1 hospital and 3 home health agencies.
What is Dr. John Eric Lacy's office phone number?
The practice phone on file for Dr. Lacy is (864) 242-4122.
What is Dr. John Eric Lacy's medical license number?
Dr. Lacy holds South Carolina license LL30830.
Which hospitals is Dr. John Eric Lacy affiliated with?
Dr. Lacy is affiliated with Prisma Health Greenville Memorial Hospital. Dmand AI links Dr. Lacy to 1 more hospital.
What medical group is Dr. John Eric Lacy part of?
Dr. Lacy is linked to Bon Secours Covenant Primary Care.
Does Dr. John Eric Lacy accept Medicare?
Yes. CMS data shows Dr. Lacy billed Medicare for 1,950 services in 2024, and Dr. Lacy accepts Medicare assignment.
Does Dr. John Eric Lacy offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lacy as offering telehealth services.
How many Medicare patients does Dr. John Eric Lacy see?
CMS counts 371 Medicare patients who saw Dr. Lacy in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. John Eric Lacy bill to Medicare?
In 2024, Dr. Lacy's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).
Where did Dr. John Eric Lacy go to medical school?
Dr. Lacy graduated from University of South Carolina School of Medicine in 2008.
What drugs does Dr. John Eric Lacy prescribe most?
In 2024 Medicare Part D data, Dr. Lacy's most prescribed drugs by claims were Rosuvastatin Calcium, Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. John Eric Lacy received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Dr. Lacy from 1 company from 2024 to 2024. The largest total came from Sumitomo Pharma America, Inc.
How long has Dr. John Eric Lacy been practicing?
Dr. Lacy graduated from medical school in 2008, 18 years ago.
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