Dr. Gregory Daniel Brown, MD
- Medicare services, 2024
- 484
- Medicare patients, 2024
- 198
- Part D claims, 2024
- 3,019
- Hospital affiliations
- 2
- Industry payments
- $192
- Practice address
- 2301 Erwin Rd, Durham, NC 27705
- Practice phone
- Call (919) 684-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Brown's professional email, personal email and mobile number
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Dr. Gregory Daniel Brown is a psychiatrist in Durham, North Carolina
Dr. Brown practices at Duke University Hospital in Durham, North Carolina, part of Duke University.
Dr. Brown's NPI, 1881984094, was assigned on April 10, 2011. Dr. Brown graduated from Loyola University of Chicago, Stritch School of Medicine in 2011. Dr. Brown holds North Carolina license 2016-00553.
- NPI
- 1881984094NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244522043
- NPI enumeration date
- April 10, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (919) 684-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Daniel Brown practices at Duke University Hospital in Durham, North Carolina
Dr. Brown's primary practice is Duke University Hospital, at 2301 Erwin Rd, Durham, NC 27705 in Durham County. The practice phone is (919) 684-8111.
- Duke University Hospital2301 Erwin Rd, Durham, NC 27705 · Durham CountyPhone(919) 684-8111
Source: Dmand AI Affiliation Data
Dr. Gregory Daniel Brown is affiliated with 4 sites of care and 2 medical groups
Dr. Brown's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. Dr. Brown is also affiliated with Duke Regional Hospital. The medical group on file is Duke Health Integrated Practice. Dmand AI also links Dr. Brown to 2 more group practices and clinics 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. Gregory Daniel Brown's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Brown practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Duke University Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory Daniel Brown is one of 1,177 psychiatrists in North Carolina
Psychiatry is Dr. Brown's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Brown is licensed in North Carolina.
Specialties and state licenses
- Psychiatry, North CarolinaPrimary
Psychiatrists near Dr. Brown
Counts of psychiatrists 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. Gregory Daniel Brown billed Medicare for 484 services in 2024
CMS data shows 484 Medicare services from Dr. Brown across 7 procedure codes in 2024, for 198 Medicare patients. Medicare paid $24,985 for them.
Dr. Brown's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3432024: 29414%
- Other services
- 2023: 02024: 160
- Tests and treatments
- 2023: 212024: 3043%
Where Dr. Brown's Medicare services took place, 2024
- In an office20843%
- In a facility27657%
Dr. Brown compared with the North Carolina median for psychiatrists, 2024
- Dr. Brown
- North Carolina median
- Medicare services
- 484vs 1303.7 times
- Medicare patients
- 198vs 484.1 times
- Part D claims
- 2,550vs 13219.3 times
Medians across 1,345 psychiatrists in North Carolina with Dmand AI profiles that report each measure.
Dr. Brown'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. Brown and other psychiatrists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Daniel Brown treated 198 Medicare patients in 2024, average age 64
CMS counts 198 Medicare patients who saw Dr. Brown in 2024. The largest group is under 65, with 72 patients. 75% of them have high blood pressure, and 65% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.39, 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. Brown's median patient age at 66, with 57% women.
Dr. Brown's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Brown's Medicare patients by sex, 2024
- Women10955%
- Men8945%
Chronic conditions among Dr. Brown's Medicare patients, 2024
- High blood pressure75%
- High cholesterol65%
- Chronic kidney disease54%
- Mood disorders52%
- Anxiety50%
- Arthritis48%
- Depression47%
- Diabetes44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Daniel Brown wrote 3,019 Medicare Part D claims in 2024
In 2024, Dr. Brown wrote 3,019 Medicare Part D claims for 275 patients. 92% of them were for generic drugs. CMS names the drug for 2,550 of them, across 70 drugs with 11 or more claims each, at $335,541 in total drug cost. In 2023, CMS named 2,315 claims across 68 drugs.
Dr. Brown's Part D claims by kind of drug, 2024
- Generic2,765 claims92%
- Brand-name and other254 claims8%
Dr. Brown'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. Brown's Part D claims, 2024
- Opioids1%36 of 3,019 claims
- Antipsychotics, patients 65 and over5%139 of 3,019 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: 2,3152024: 2,55010%
Drugs named by CMS: 70 in 2024, 68 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. Gregory Daniel Brown offers telehealth to Medicare patients
Dr. Brown accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Brown as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Gregory Daniel Brown received $192 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Brown from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Neurocrine BioSciences, Inc. paid the most, $97.
General payments to Dr. Brown by program year, 2016 to 2018
Companies that paid Dr. Brown the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Daniel Brown graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Brown graduated from Loyola University of Chicago, Stritch School of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Daniel Brown'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) |
| 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. Gregory Daniel Brown
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. Gregory Daniel Brown's NPI number?
Dr. Gregory Daniel Brown's NPI number is 1881984094. It was assigned on April 10, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Daniel Brown?
Dr. Gregory Daniel Brown is a psychiatrist in Durham, North Carolina. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Gregory Daniel Brown practice?
Dr. Brown practices at 2301 Erwin Rd, Durham, NC 27705. Dr. Brown's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. Dmand AI also links Dr. Brown to 2 group practices and clinics and 1 medical group.
What is Dr. Gregory Daniel Brown's office phone number?
The practice phone on file for Dr. Brown is (919) 684-8111.
What is Dr. Gregory Daniel Brown's medical license number?
Dr. Brown holds North Carolina license 2016-00553.
Which hospitals is Dr. Gregory Daniel Brown affiliated with?
Dr. Brown practices at Duke University Hospital in Durham, North Carolina. Dr. Brown is also affiliated with Duke Regional Hospital.
What medical group is Dr. Gregory Daniel Brown part of?
Dr. Brown is linked to Duke Health Integrated Practice. Dmand AI links Dr. Brown to 1 more medical group.
Does Dr. Gregory Daniel Brown accept Medicare?
Yes. CMS data shows Dr. Brown billed Medicare for 484 services in 2024, and Dr. Brown accepts Medicare assignment.
Does Dr. Gregory Daniel Brown offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Brown as offering telehealth services.
How many Medicare patients does Dr. Gregory Daniel Brown see?
CMS counts 198 Medicare patients who saw Dr. Brown in 2024, with an average age of 64.
Show 5 more questionsShow fewer questions
What services does Dr. Gregory Daniel Brown bill to Medicare?
In 2024, Dr. Brown's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99215).
Where did Dr. Gregory Daniel Brown go to medical school?
Dr. Brown graduated from Loyola University of Chicago, Stritch School of Medicine in 2011.
What drugs does Dr. Gregory Daniel Brown prescribe most?
In 2024 Medicare Part D data, Dr. Brown's most prescribed drugs by claims were Fluoxetine HCl, Trazodone HCl and Duloxetine HCl.
Has Dr. Gregory Daniel Brown received payments from drug or device companies?
CMS Open Payments shows $192 in general payments to Dr. Brown from 2 companies from 2016 to 2018. The largest total came from Neurocrine BioSciences, Inc.
How long has Dr. Gregory Daniel Brown been practicing?
Dr. Brown graduated from medical school in 2011, 15 years ago.
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