Gregory Scott Davidson, PA
- Medicare services, 2024
- 211
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 1,103
- Industry payments
- $2,539
- Affiliated sites
- 2
- Practice address
- 101 E Redlands Blvd, Redlands, CA 92373
- Practice phone
- Call (951) 734-8989
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Pacific Dermatology Institute
Redlands, California
Find Gregory Davidson's professional email, personal email and mobile number
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Gregory Scott Davidson is a physician assistant in Redlands, California
Gregory Davidson practices at Pacific Dermatology Institute in Redlands, California.
Gregory Davidson's NPI, 1154809044, was assigned on August 1, 2018. Gregory Davidson graduated from Loma Linda University School of Medicine in 2018.
- NPI
- 1154809044NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052654225
- NPI enumeration date
- August 1, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 734-8989
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory Scott Davidson practices at Pacific Dermatology Institute in Redlands, California
Gregory Davidson's primary practice is Pacific Dermatology Institute, at 101 E Redlands Blvd, Redlands, CA 92373 in San Bernardino County. The practice phone is (951) 734-8989.
- Pacific Dermatology Institute101 E Redlands Blvd, Redlands, CA 92373 · San Bernardino CountyPhone(951) 734-8989
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gregory Scott Davidson is affiliated with 3 sites of care and 4 medical groups
Gregory Davidson's primary practice is Pacific Dermatology Institute in Redlands, California. The medical group on file is Pacific Dermatology Institute. Dmand AI also links Gregory Davidson to 3 more medical groups and 2 group practices and clinics, 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 Gregory Scott Davidson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Davidson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Pacific Dermatology Institute | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Gregory Scott Davidson is one of 11,482 physician assistants in California
Physician assistant is Gregory Davidson's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Gregory Davidson
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 Scott Davidson billed Medicare for 211 services in 2024
CMS data shows 211 Medicare services from Gregory Davidson across 7 procedure codes in 2024, for 74 Medicare patients. Medicare paid $7,025 for them. Every service was in an office.
Gregory Davidson's Medicare services by type, 2024
- Surgery158
- Office and hospital visits53
Gregory Davidson compared with the California median for physician assistants, 2024
- Gregory Davidson
- California median
- Medicare services
- 211vs 204Close to median
- Medicare patients
- 74vs 10530% below
- Part D claims
- 896vs 2433.7 times
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Gregory Davidson'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Gregory Scott Davidson treated 74 Medicare patients in 2024, average age 72
CMS counts 74 Medicare patients who saw Gregory Davidson in 2024. The largest group is 65 to 74, with 35 patients. 75% of them have high cholesterol, and 72% have high blood pressure. 27% are also on Medicaid. Their average risk score is 0.89, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gregory Davidson's median patient age at 58, with 47% women.
Gregory Davidson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gregory Davidson's Medicare patients by sex, 2024
- Women3446%
- Men4054%
Chronic conditions among Gregory Davidson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure72%
- Arthritis47%
- Diabetes38%
- Anxiety19%
- Ischemic heart disease18%
- Mood disorders18%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
Gregory Davidson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gregory Scott Davidson wrote 1,103 Medicare Part D claims in 2024
In 2024, Gregory Davidson wrote 1,103 Medicare Part D claims for 687 patients. 91% of them were for generic drugs. CMS names the drug for 896 of them, across 32 drugs with 11 or more claims each, at $14,356 in total drug cost.
Gregory Davidson's Part D claims by kind of drug, 2024
- Generic1,003 claims91%
- Brand-name100 claims9%
Gregory Davidson'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 Gregory Davidson's Part D claims, 2024
- Opioids4%47 of 1,103 claims
- Antibiotics28%310 of 1,103 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
How Gregory Scott Davidson takes part in Medicare
Gregory Davidson 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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Gregory Scott Davidson received $2,539 in industry payments from 2024 to 2025
CMS Open Payments shows 128 general payments to Gregory Davidson from 15 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 93% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $579.
General payments to Gregory Davidson by program year, 2024 to 2025
General payments to Gregory Davidson by kind, 2024 to 2025
- Food and beverage$2,36993%
- Education$1707%
Companies that paid Gregory Davidson the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Gregory Scott Davidson graduated from Loma Linda University School of Medicine
Gregory Davidson graduated from Loma Linda University School of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Gregory Scott Davidson'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 Gregory Scott Davidson
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 Scott Davidson's NPI number?
Gregory Scott Davidson's NPI number is 1154809044. It was assigned on August 1, 2018, and it is active in the NPI Registry.
What does Gregory Scott Davidson specialize in?
Gregory Scott Davidson is a physician assistant in Redlands, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Gregory Scott Davidson practice?
Gregory Davidson practices at 101 E Redlands Blvd, Redlands, CA 92373. Gregory Davidson's primary practice is Pacific Dermatology Institute in Redlands, California. Dmand AI also links Gregory Davidson to 3 medical groups and 2 group practices and clinics.
What is Gregory Scott Davidson's office phone number?
The practice phone on file for Gregory Davidson is (951) 734-8989.
What medical group is Gregory Scott Davidson part of?
Gregory Davidson is linked to Pacific Dermatology Institute. Dmand AI links Gregory Davidson to 3 more medical groups.
Does Gregory Scott Davidson accept Medicare?
Yes. CMS data shows Gregory Davidson billed Medicare for 211 services in 2024, and Gregory Davidson accepts Medicare assignment.
How many Medicare patients does Gregory Scott Davidson see?
CMS counts 74 Medicare patients who saw Gregory Davidson in 2024, with an average age of 72.
What services does Gregory Scott Davidson bill to Medicare?
In 2024, Gregory Davidson's most billed Medicare services were surgery: skin and soft tissue (17003), surgery: skin and soft tissue (17000) and office visit, new patient (99203).
Where did Gregory Scott Davidson go to medical school?
Gregory Davidson graduated from Loma Linda University School of Medicine in 2018.
What drugs does Gregory Scott Davidson prescribe most?
In 2024 Medicare Part D data, Gregory Davidson's most prescribed drugs by claims were Prednisone, Azithromycin and Triamcinolone Acetonide.
Has Gregory Scott Davidson received payments from drug or device companies?
CMS Open Payments shows $2,539 in general payments to Gregory Davidson from 15 companies from 2024 to 2025. The largest total came from Regeneron Pharmaceuticals, Inc.
How long has Gregory Scott Davidson been practicing?
Gregory Davidson graduated from medical school in 2018, 8 years ago.
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