Dr. John Gregory Lyall, MD
- Medicare services, 2024
- 1,039
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 7,182
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 3333 Silas Creek Parkway, Winston Salem, NC 27103
- Practice phone
- Call (336) 718-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lyall'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 Gregory Lyall is an internist in Winston Salem, North Carolina
Dr. Lyall practices at Novant Health Forsyth Medical Center in Winston Salem, North Carolina, part of Novant Health.
Dr. Lyall's NPI, 1417165903, was assigned on May 18, 2007. Dr. Lyall holds North Carolina license 2007-00989.
- NPI
- 1417165903NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678724002
- NPI enumeration date
- May 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (336) 718-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Gregory Lyall practices at Novant Health Forsyth Medical Center in Winston Salem, North Carolina
Dr. Lyall's primary practice is Novant Health Forsyth Medical Center, at 3333 Silas Creek Parkway, Winston Salem, NC 27103 in Forsyth County. The practice phone is (336) 718-5000.
- Novant Health Forsyth Medical Center3333 Silas Creek Parkway, Winston Salem, NC 27103 · Forsyth CountyPhone(336) 718-5000
Source: Dmand AI Affiliation Data
Dr. John Gregory Lyall is affiliated with 5 sites of care and 2 medical groups
Dr. Lyall's primary practice is Novant Health Forsyth Medical Center in Winston Salem, North Carolina, part of Novant Health. The medical group on file is Novant Health Maplewood Family Medicine. Dmand AI also links Dr. Lyall to 2 more home health agencies, 1 group practice or clinic, 1 hospital outpatient department and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Gregory Lyall's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lyall practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Novant Health Forsyth Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Gregory Lyall is one of 3,705 internists in North Carolina
Internal medicine is Dr. Lyall's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lyall is licensed in North Carolina.
Specialties and state licenses
- Internal medicine, North CarolinaPrimary
Internists near Dr. Lyall
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 Gregory Lyall billed Medicare for 1,039 services in 2024
CMS data shows 1,039 Medicare services from Dr. Lyall across 5 procedure codes in 2024, for 208 Medicare patients. Medicare paid $54,122 for them. Every service was in an office.
Dr. Lyall's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5802024: 5338%
- Other services
- 2023: 1712024: 493188%
- Tests and treatments
- 2023: 02024: 13
Dr. Lyall compared with the North Carolina median for internists, 2024
- Dr. Lyall
- North Carolina median
- Medicare services
- 1,039vs 52199% above
- Medicare patients
- 208vs 18512% above
- Part D claims
- 6,558vs 27224.1 times
Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.
Dr. Lyall'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. Lyall?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lyall and other internists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Gregory Lyall treated 208 Medicare patients in 2024, average age 76
CMS counts 208 Medicare patients who saw Dr. Lyall in 2024. The largest group is 65 to 74, with 91 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lyall's median patient age at 76, with 45% women.
Dr. Lyall's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lyall's Medicare patients by sex, 2024
- Women9043%
- Men11857%
Chronic conditions among Dr. Lyall's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis38%
- Chronic kidney disease37%
- Diabetes28%
- Ischemic heart disease24%
- Anxiety22%
- Atrial fibrillation16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lyall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women45%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Gregory Lyall wrote 7,182 Medicare Part D claims in 2024
In 2024, Dr. Lyall wrote 7,182 Medicare Part D claims for 571 patients. 92% of them were for generic drugs. CMS names the drug for 6,558 of them, across 98 drugs with 11 or more claims each, at $329,567 in total drug cost. In 2023, CMS named 6,452 claims across 99 drugs.
Dr. Lyall's Part D claims by kind of drug, 2024
- Generic6,573 claims92%
- Brand-name561 claims8%
- Other48 claims1%
Dr. Lyall'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. Lyall's Part D claims, 2024
- Opioids0%34 of 7,182 claims
- Antibiotics1%106 of 7,182 claims
- Antipsychotics, patients 65 and over0%16 of 7,182 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: 6,4522024: 6,5582%
Drugs named by CMS: 98 in 2024, 99 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. John Gregory Lyall offers telehealth to Medicare patients
Dr. Lyall accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lyall as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Gregory Lyall has 1 publication on record
Dmand AI links 1 paper to Dr. Lyall in 2011.
Recent publications by Dr. Lyall
See who Dr. Lyall researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lyall works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. John Gregory Lyall'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Gregory Lyall
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 Gregory Lyall's NPI number?
Dr. John Gregory Lyall's NPI number is 1417165903. It was assigned on May 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. John Gregory Lyall?
Dr. John Gregory Lyall is an internist in Winston Salem, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John Gregory Lyall practice?
Dr. Lyall practices at 3333 Silas Creek Parkway, Winston Salem, NC 27103. Dr. Lyall's primary practice is Novant Health Forsyth Medical Center in Winston Salem, North Carolina, part of Novant Health. Dmand AI also links Dr. Lyall to 2 home health agencies, 1 group practice or clinic, 1 hospital outpatient department and 1 medical group.
What is Dr. John Gregory Lyall's office phone number?
The practice phone on file for Dr. Lyall is (336) 718-5000.
What is Dr. John Gregory Lyall's medical license number?
Dr. Lyall holds North Carolina license 2007-00989.
Which hospitals is Dr. John Gregory Lyall affiliated with?
Dr. Lyall practices at Novant Health Forsyth Medical Center in Winston Salem, North Carolina.
What medical group is Dr. John Gregory Lyall part of?
Dr. Lyall is linked to Novant Health Maplewood Family Medicine. Dmand AI links Dr. Lyall to 1 more medical group.
Does Dr. John Gregory Lyall accept Medicare?
Yes. CMS data shows Dr. Lyall billed Medicare for 1,039 services in 2024, and Dr. Lyall accepts Medicare assignment.
Does Dr. John Gregory Lyall offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lyall as offering telehealth services.
How many Medicare patients does Dr. John Gregory Lyall see?
CMS counts 208 Medicare patients who saw Dr. Lyall in 2024, with an average age of 76.
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What services does Dr. John Gregory Lyall bill to Medicare?
In 2024, Dr. Lyall's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).
What drugs does Dr. John Gregory Lyall prescribe most?
In 2024 Medicare Part D data, Dr. Lyall's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
How long has Dr. John Gregory Lyall been practicing?
Dr. Lyall graduated from medical school in 2004, 22 years ago.
Does Dr. John Gregory Lyall do research?
Dmand AI links 1 publication to Dr. Lyall.
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