Dr. Gregory John Semancik, MD
- Hospital affiliations
- 1
- Industry payments
- $1,140
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 4315 Diplomacy Dr, Anchorage, AK 99508
- Practice phone
- Call (907) 563-2662
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Semancik'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 John Semancik is a pediatric gastroenterology physician in Anchorage, Alaska
Dr. Semancik practices at Alaska Native Medical Center in Anchorage, Alaska, part of Alaska Native Tribal Health Consortium.
Dr. Semancik's NPI, 1194882282, was assigned on January 2, 2007. Dr. Semancik holds Alaska license 7076.
- NPI
- 1194882282NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022278530
- NPI enumeration date
- January 2, 2007
- NPI status
- Active
- Practice phone
- (907) 563-2662
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gregory John Semancik practices at Alaska Native Medical Center in Anchorage, Alaska
Dr. Semancik's primary practice is Alaska Native Medical Center, at 4315 Diplomacy Dr, Anchorage, AK 99508 in Anchorage Borough. The practice phone is (907) 563-2662.
- Alaska Native Medical Center4315 Diplomacy Dr, Anchorage, AK 99508 · Anchorage BoroughPhone(907) 563-2662
Source: Dmand AI Affiliation Data
Dr. Gregory John Semancik is affiliated with 3 sites of care and 2 medical groups
Dr. Semancik's primary practice is Alaska Native Medical Center in Anchorage, Alaska, part of Alaska Native Tribal Health Consortium. The medical group on file is Alaska Native Medical Center. Dmand AI also links Dr. Semancik 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 John Semancik's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Semancik practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alaska Native Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Alaska Native Tribal Health Consortium and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory John Semancik is one of 3 pediatric gastroenterology physicians in Alaska
Pediatric gastroenterology is Dr. Semancik's primary specialty in the NPI Registry, under taxonomy code 2080P0206X. Dr. Semancik is licensed in Alaska.
Specialties and state licenses
- Pediatric gastroenterology, AlaskaPrimary
Pediatric gastroenterology physicians near Dr. Semancik
Counts of pediatric gastroenterology physicians 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 John Semancik's patients have a median age of 15
Across all payers, Dmand AI patient panel data puts Dr. Semancik's median patient age at 15, with 50% women.
Dr. Semancik's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 15
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Gregory John Semancik received $1,140 in industry payments from 2016 to 2025
CMS Open Payments shows 36 general payments to Dr. Semancik from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. Abbvie Inc. paid the most, $568.
General payments to Dr. Semancik by program year, 2016 to 2025
General payments to Dr. Semancik by kind, 2016 to 2025
- Food and beverage$1,04191%
- Education$999%
Companies that paid Dr. Semancik the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Gregory John Semancik'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 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 John Semancik
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 John Semancik's NPI number?
Dr. Gregory John Semancik's NPI number is 1194882282. It was assigned on January 2, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory John Semancik?
Dr. Gregory John Semancik is a pediatric gastroenterology physician in Anchorage, Alaska. The primary specialty in the NPI Registry is Pediatric Gastroenterology Physician (taxonomy code 2080P0206X).
Where does Dr. Gregory John Semancik practice?
Dr. Semancik practices at 4315 Diplomacy Dr, Anchorage, AK 99508. Dr. Semancik's primary practice is Alaska Native Medical Center in Anchorage, Alaska, part of Alaska Native Tribal Health Consortium. Dmand AI also links Dr. Semancik to 2 group practices and clinics and 1 medical group.
What is Dr. Gregory John Semancik's office phone number?
The practice phone on file for Dr. Semancik is (907) 563-2662.
What is Dr. Gregory John Semancik's medical license number?
Dr. Semancik holds Alaska license 7076.
Which hospitals is Dr. Gregory John Semancik affiliated with?
Dr. Semancik practices at Alaska Native Medical Center in Anchorage, Alaska.
What medical group is Dr. Gregory John Semancik part of?
Dr. Semancik is linked to Alaska Native Medical Center. Dmand AI links Dr. Semancik to 1 more medical group.
Has Dr. Gregory John Semancik received payments from drug or device companies?
CMS Open Payments shows $1,140 in general payments to Dr. Semancik from 10 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Gregory John Semancik been practicing?
Dr. Semancik graduated from medical school in 1989, 37 years ago.
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