Dr. Gregory A. Arfsten, MD
- Industry payments
- $934
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 3333 S Wadsworth Blvd, Lakewood, CO 80227
- Practice phone
- Call (303) 205-1090
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rocky Mountain Endoscopy Centers, LLC
Lakewood, Colorado
Find Dr. Arfsten'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. Gregory A. Arfsten is a pediatrician in Lakewood, Colorado
Dr. Arfsten practices at Rocky Mountain Endoscopy Centers, LLC in Lakewood, Colorado.
Dr. Arfsten's NPI, 1699761445, was assigned on September 26, 2005. Dr. Arfsten holds Colorado license 32669.
- NPI
- 1699761445NPI Registry (opens in a new tab)
- NPI enumeration date
- September 26, 2005
- NPI status
- Active
- Practice phone
- (303) 205-1090
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Gregory A. Arfsten practices at Rocky Mountain Endoscopy Centers, LLC in Lakewood, Colorado
Dr. Arfsten's primary practice is Rocky Mountain Endoscopy Centers, LLC, at 3333 S Wadsworth Blvd, Lakewood, CO 80227 in Jefferson County. The practice phone is (303) 205-1090.
- Rocky Mountain Endoscopy Centers, LLC3333 S Wadsworth Blvd, Lakewood, CO 80227 · Jefferson CountyPhone(303) 205-1090
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Gregory A. Arfsten is affiliated with 2 sites of care and 1 medical group
Dr. Arfsten's primary practice is Rocky Mountain Endoscopy Centers, LLC in Lakewood, Colorado. Dmand AI also links Dr. Arfsten to 1 group practice or clinic and 1 medical group, 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. Gregory A. Arfsten's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Arfsten practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rocky Mountain Endoscopy Centers, LLC | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory A. Arfsten is one of 887 pediatricians in Colorado
Pediatrics is Dr. Arfsten's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Arfsten is licensed in Colorado.
Specialties and state licenses
- Pediatrics, ColoradoPrimary
Pediatricians near Dr. Arfsten
Counts of pediatricians 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 A. Arfsten's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Arfsten's median patient age at 13, with 44% women.
Dr. Arfsten's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women44%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Gregory A. Arfsten received $934 in industry payments from 2016 to 2024
CMS Open Payments shows 45 general payments to Dr. Arfsten from 14 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $184.
General payments to Dr. Arfsten by program year, 2016 to 2024
Companies that paid Dr. Arfsten the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gregory A. Arfsten'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 Data |
| 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 Dr. Gregory A. Arfsten
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 A. Arfsten's NPI number?
Dr. Gregory A. Arfsten's NPI number is 1699761445. It was assigned on September 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory A. Arfsten?
Dr. Gregory A. Arfsten is a pediatrician in Lakewood, Colorado. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Gregory A. Arfsten practice?
Dr. Arfsten practices at 3333 S Wadsworth Blvd, Lakewood, CO 80227. Dr. Arfsten's primary practice is Rocky Mountain Endoscopy Centers, LLC in Lakewood, Colorado. Dmand AI also links Dr. Arfsten to 1 group practice or clinic and 1 medical group.
What is Dr. Gregory A. Arfsten's office phone number?
The practice phone on file for Dr. Arfsten is (303) 205-1090.
What is Dr. Gregory A. Arfsten's medical license number?
Dr. Arfsten holds Colorado license 32669.
Has Dr. Gregory A. Arfsten received payments from drug or device companies?
CMS Open Payments shows $934 in general payments to Dr. Arfsten from 14 companies from 2016 to 2024. The largest total came from Pfizer Inc.
How long has Dr. Gregory A. Arfsten been practicing?
Dr. Arfsten's NPI was assigned in 2005.
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