Doctor profile · Federal record
Dr. Geronimo Sahagun, MD
Gastroenterology Physician (CMS: Gastroenterology) · Anchorage, AK
- NPI 1043292865
- Accepts Medicare
- MIPS 77.1 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2841 Debarr Road, Suite 50
Anchorage, AK 995082932
(907) 276-2811
fax (907) 276-2810 - Additional location
-
3505 E Meridian Park Loop Ste 220
Wasilla, AK 996547294
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- March 25, 2019
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Alaska #3857
- Medicaid
- AK #MD38571
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043292865. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
990
Distinct HCPCS
10
Medicare allowed
$176,821
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 206 | 165 | $112 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 164 | 152 | $147 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 107 | 107 | $219 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 97 | 95 | $318 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 76 | 69 | $162 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 40 | 32 | $112 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 40 | 40 | $230 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 37 | 36 | $172 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 35 | 35 | $140 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 33 | 33 | $226 |
In context: peer comparison
Among 9 peers in Anchorage Gastroenterology Physician, average services per provider: 58. This provider delivers 17× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,505
Patients
394
Total drug cost
$320,001
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 493 | 140 | $9,449 |
| Sucralfate | Generic | 332 | 85 | $10,135 |
| Pantoprazole Sodium | Generic | 89 | 36 | $4,030 |
| Famotidine | Generic | 73 | 26 | $1,394 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 61 | 57 | $1,242 |
| Ondansetron Odt (Ondansetron) | Brand | 60 | 14 | $990 |
| Linzess (Linaclotide) | Brand | 58 | 0 | $28,380 |
| Budesonide Dr (Budesonide) | Brand | 56 | 12 | $16,870 |
| Mesalamine | Generic | 52 | 0 | $25,550 |
| Xifaxan (Rifaximin) | Brand | 52 | 13 | $180,001 |
Hospital affiliations
Frequently asked questions
What is Dr. Geronimo Sahagun's medical specialty?
Dr. Geronimo Sahagun practices Gastroenterology Physician in Anchorage, AK.
Where does Dr. Geronimo Sahagun practice?
Dr. Geronimo Sahagun practices at 2841 Debarr Road, Anchorage, AK 995082932. Office phone: 9072762811.
What is Dr. Geronimo Sahagun's NPI?
Dr. Geronimo Sahagun's National Provider Identifier (NPI) is 1043292865, issued by NPPES.
Does Dr. Geronimo Sahagun accept Medicare assignment?
Yes. Dr. Geronimo Sahagun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Geronimo Sahagun commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.