Gregory A. Collier, PA-C
- Medicare patients, 2024
- 633
- Part D claims, 2024
- 1,414
- MIPS score, 2024
- 82
- Industry payments
- $84
- Affiliated sites
- 1
- Practice address
- 169 Birch St, Boone, NC 28607
- Practice phone
- Call (828) 264-4553
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Boone Dermatology Clinic
Boone, North Carolina
Find Gregory Collier'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.
Gregory A. Collier is a physician assistant in Boone, North Carolina
Gregory Collier practices at Boone Dermatology Clinic in Boone, North Carolina.
Gregory Collier's NPI, 1336651728, was assigned on October 25, 2017. Gregory Collier holds North Carolina license 0010-09521.
- NPI
- 1336651728NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032470844
- NPI enumeration date
- October 25, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (828) 264-4553
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory A. Collier practices at Boone Dermatology Clinic in Boone, North Carolina
Gregory Collier's primary practice is Boone Dermatology Clinic, at 169 Birch St, Boone, NC 28607 in Watauga County. The practice phone is (828) 264-4553.
- Boone Dermatology Clinic169 Birch St, Boone, NC 28607 · Watauga CountyPhone(828) 264-4553
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gregory A. Collier is affiliated with 2 sites of care and 1 medical group
Gregory Collier's primary practice is Boone Dermatology Clinic in Boone, North Carolina. The medical group on file is Boone Dermatology Clinic. Dmand AI also links Gregory Collier to 1 more group practice or clinic, 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 Gregory A. Collier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Collier practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boone Dermatology Clinic | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory A. Collier is one of 7,765 physician assistants in North Carolina
Physician assistant is Gregory Collier's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Gregory Collier is licensed in North Carolina.
Specialties and state licenses
- Physician assistant, North CarolinaPrimary
Physician assistants near Gregory Collier
Counts of physician assistants 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
Gregory A. Collier treated 633 Medicare patients in 2024, average age 74
CMS counts 633 Medicare patients who saw Gregory Collier in 2024. The largest group is 65 to 74, with 321 patients. 71% of them have high cholesterol, and 66% have high blood pressure. 7% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Collier's median patient age at 71, with 46% women.
Gregory Collier's Medicare patients by age, 2024
Gregory Collier's Medicare patients by sex, 2024
- Women28445%
- Men34955%
Chronic conditions among Gregory Collier's Medicare patients, 2024
- High cholesterol71%
- High blood pressure66%
- Arthritis41%
- Diabetes25%
- Ischemic heart disease25%
- Mood disorders18%
- Anxiety17%
- Chronic kidney disease16%
Share of Medicare patients with each condition. A patient can have several.
Gregory Collier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gregory A. Collier wrote 1,414 Medicare Part D claims in 2024
In 2024, Gregory Collier wrote 1,414 Medicare Part D claims for 558 patients. 97% of them were for generic drugs.
Gregory Collier's Part D claims by kind of drug, 2024
- Generic1,373 claims97%
- Brand-name41 claims3%
Drug classes CMS tracks in Gregory Collier's Part D claims, 2024
- Antibiotics7%92 of 1,414 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Gregory A. Collier scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Gregory Collier for performance year 2024, reported individually. Gregory Collier accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Gregory Collier's MIPS scores, performance year 2024
- 82of 100Final score
- 67.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Gregory A. Collier received $84 in industry payments in 2025
CMS Open Payments shows 6 general payments to Gregory Collier from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $44.
Companies that paid Gregory Collier the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gregory A. Collier'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 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 (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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Gregory A. Collier
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory A. Collier's NPI number?
Gregory A. Collier's NPI number is 1336651728. It was assigned on October 25, 2017, and it is active in the NPI Registry.
What does Gregory A. Collier specialize in?
Gregory A. Collier is a physician assistant in Boone, North Carolina. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Gregory A. Collier practice?
Gregory Collier practices at 169 Birch St, Boone, NC 28607. Gregory Collier's primary practice is Boone Dermatology Clinic in Boone, North Carolina. Dmand AI also links Gregory Collier to 1 group practice or clinic.
What is Gregory A. Collier's office phone number?
The practice phone on file for Gregory Collier is (828) 264-4553.
What is Gregory A. Collier's medical license number?
Gregory Collier holds North Carolina license 0010-09521.
What medical group is Gregory A. Collier part of?
Gregory Collier is linked to Boone Dermatology Clinic.
Does Gregory A. Collier accept Medicare?
Yes. CMS lists Gregory Collier as accepting Medicare assignment.
What is Gregory A. Collier's MIPS score?
Gregory Collier's MIPS final score for performance year 2024 is 82 out of 100, reported individually.
How many Medicare patients does Gregory A. Collier see?
CMS counts 633 Medicare patients who saw Gregory Collier in 2024, with an average age of 74.
Has Gregory A. Collier received payments from drug or device companies?
CMS Open Payments shows $84 in general payments to Gregory Collier from 3 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Gregory A. Collier been practicing?
Gregory Collier graduated from medical school in 2017, 9 years ago.
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