Dr. Greg Alan Grisso, MD
- Medicare services, 2024
- 981
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 11,532
- Hospital affiliations
- 2
- Industry payments
- $136
- Practice address
- 100 Kimel Forest Dr, Winston Salem, NC 27103
- Practice phone
- Call (336) 636-5546
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Atrium Health Wake Forest Baptist Internal Medicine - Asheboro
Winston Salem, North Carolina
Find Dr. Grisso'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. Greg Alan Grisso is an internist in Winston Salem, North Carolina
Dr. Grisso practices at Atrium Health Wake Forest Baptist Internal Medicine - Asheboro in Winston Salem, North Carolina.
Dr. Grisso's NPI, 1194883538, was assigned on December 5, 2006. Dr. Grisso graduated from Virginia Commonwealth University, School of Medicine in 1993. Dr. Grisso holds North Carolina license 9900516.
- NPI
- 1194883538NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143204032
- NPI enumeration date
- December 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (336) 636-5546
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Greg Alan Grisso practices at Atrium Health Wake Forest Baptist Internal Medicine - Asheboro in Winston Salem, North Carolina
Dr. Grisso's primary practice is Atrium Health Wake Forest Baptist Internal Medicine - Asheboro, at 100 Kimel Forest Dr, Winston Salem, NC 27103 in Forsyth County. The practice phone is (336) 636-5546.
- Atrium Health Wake Forest Baptist Internal Medicine - Asheboro100 Kimel Forest Dr, Winston Salem, NC 27103 · Forsyth CountyPhone(336) 636-5546
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Greg Alan Grisso is affiliated with 5 sites of care and 1 medical group
Dr. Grisso's primary practice is Atrium Health Wake Forest Baptist Internal Medicine - Asheboro in Winston Salem, North Carolina. Dr. Grisso is also affiliated with Atrium Health Wake Forest Baptist Medical Center. The medical group on file is Atrium Health Wake Forest Baptist Pediatrics - Greensboro. Dmand AI also links Dr. Grisso to 1 more hospital, 1 group practice or clinic and 1 home health agency, 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. Greg Alan Grisso's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grisso practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Atrium Health Wake Forest Baptist Internal Medicine - Asheboro | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Greg Alan Grisso is one of 3,705 internists in North Carolina
Internal medicine is Dr. Grisso's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Grisso is licensed in North Carolina.
Specialties and state licenses
- Internal medicine, North CarolinaPrimary
Internists near Dr. Grisso
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. Greg Alan Grisso billed Medicare for 981 services in 2024
CMS data shows 981 Medicare services from Dr. Grisso across 10 procedure codes in 2024, for 236 Medicare patients. Medicare paid $61,656 for them. Every service was in an office.
Dr. Grisso's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3982024: 4216%
- Other services
- 2023: 2532024: 2386%
- Tests and treatments
- 2023: 1562024: 20229%
- Drugs given in the office
- 2023: 582024: 627%
- Surgery
- 2023: 3822024: 5885%
Dr. Grisso compared with the North Carolina median for internists, 2024
- Dr. Grisso
- North Carolina median
- Medicare services
- 981vs 52188% above
- Medicare patients
- 236vs 18528% above
- Part D claims
- 10,776vs 27239.6 times
Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.
Dr. Grisso'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. Grisso?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grisso and other internists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Greg Alan Grisso treated 236 Medicare patients in 2024, average age 76
CMS counts 236 Medicare patients who saw Dr. Grisso in 2024. The largest group is 65 to 74, with 92 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grisso's median patient age at 74, with 54% women.
Dr. Grisso's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grisso's Medicare patients by sex, 2024
- Women13457%
- Men10243%
Chronic conditions among Dr. Grisso's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
- Ischemic heart disease39%
- Chronic kidney disease36%
- Diabetes31%
- Mood disorders31%
- Anxiety29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grisso's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Greg Alan Grisso wrote 11,532 Medicare Part D claims in 2024
In 2024, Dr. Grisso wrote 11,532 Medicare Part D claims for 782 patients. 89% of them were for generic drugs. CMS names the drug for 10,776 of them, across 126 drugs with 11 or more claims each, at $745,490 in total drug cost. In 2023, CMS named 10,707 claims across 128 drugs.
Dr. Grisso's Part D claims by kind of drug, 2024
- Generic10,223 claims89%
- Brand-name1,251 claims11%
- Other58 claims1%
Dr. Grisso'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. Grisso's Part D claims, 2024
- Opioids1%131 of 11,532 claims
- Antibiotics2%229 of 11,532 claims
- Antipsychotics, patients 65 and over1%81 of 11,532 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: 10,7072024: 10,7761%
Drugs named by CMS: 126 in 2024, 128 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. Greg Alan Grisso takes part in Medicare
Dr. Grisso 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. Greg Alan Grisso received $136 in industry payments from 2016 to 2024
CMS Open Payments shows 2 general payments to Dr. Grisso from 2 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $122.
General payments to Dr. Grisso by program year, 2016 to 2024
Companies that paid Dr. Grisso 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. Greg Alan Grisso graduated from Virginia Commonwealth University, School of Medicine
Dr. Grisso graduated from Virginia Commonwealth University, School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Greg Alan Grisso'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. Greg Alan Grisso
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. Greg Alan Grisso's NPI number?
Dr. Greg Alan Grisso's NPI number is 1194883538. It was assigned on December 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Greg Alan Grisso?
Dr. Greg Alan Grisso 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. Greg Alan Grisso practice?
Dr. Grisso practices at 100 Kimel Forest Dr, Winston Salem, NC 27103. Dr. Grisso's primary practice is Atrium Health Wake Forest Baptist Internal Medicine - Asheboro in Winston Salem, North Carolina. Dmand AI also links Dr. Grisso to 1 hospital, 1 group practice or clinic and 1 home health agency.
What is Dr. Greg Alan Grisso's office phone number?
The practice phone on file for Dr. Grisso is (336) 636-5546.
What is Dr. Greg Alan Grisso's medical license number?
Dr. Grisso holds North Carolina license 9900516.
Which hospitals is Dr. Greg Alan Grisso affiliated with?
Dr. Grisso is affiliated with Atrium Health Wake Forest Baptist Medical Center. Dmand AI links Dr. Grisso to 1 more hospital.
What medical group is Dr. Greg Alan Grisso part of?
Dr. Grisso is linked to Atrium Health Wake Forest Baptist Pediatrics - Greensboro.
Does Dr. Greg Alan Grisso accept Medicare?
Yes. CMS data shows Dr. Grisso billed Medicare for 981 services in 2024, and Dr. Grisso accepts Medicare assignment.
How many Medicare patients does Dr. Greg Alan Grisso see?
CMS counts 236 Medicare patients who saw Dr. Grisso in 2024, with an average age of 76.
What services does Dr. Greg Alan Grisso bill to Medicare?
In 2024, Dr. Grisso's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and infusion or chemotherapy administration (96372).
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Where did Dr. Greg Alan Grisso go to medical school?
Dr. Grisso graduated from Virginia Commonwealth University, School of Medicine in 1993.
What drugs does Dr. Greg Alan Grisso prescribe most?
In 2024 Medicare Part D data, Dr. Grisso's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Levothyroxine Sodium.
Has Dr. Greg Alan Grisso received payments from drug or device companies?
CMS Open Payments shows $136 in general payments to Dr. Grisso from 2 companies from 2016 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Greg Alan Grisso been practicing?
Dr. Grisso graduated from medical school in 1993, 33 years ago.
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