Doctor profile · Federal record
Dr. Eugene Tharalson, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Phoenix, AZ
- NPI 1346290442
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
349 E Coronado RD
Phoenix, AZ 850041525
(602) 266-5678
fax (602) 264-5646 - Mailing address
-
3020 E Camelback RD, Suite 301
Phoenix, AZ 850165095
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- February 16, 2017
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Arizona #28034
- Medicaid
- AZ #885413-02
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346290442. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
966
Distinct HCPCS
10
Medicare allowed
$105,746
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 252 | 171 | $82 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 176 | 134 | $118 | |
99439 |
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 115 | 11 | $46 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 102 | 101 | $243 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 69 | 11 | $60 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 62 | 62 | $82 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 48 | 48 | $155 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 36 | 36 | $102 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 32 | 32 | $176 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 25 | 25 | $121 |
In context: peer comparison
Among 19 peers in Phoenix Gastroenterology Physician, average services per provider: 61. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$816
Transactions
29
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 11 | $263.63 | |
| Fujifilm Healthcare Americas Corporation | 2 | $169.71 | |
| Genzyme Corporation | 4 | $148.25 | |
| Pfizer INC. | 4 | $77.69 | |
| Celgene Corporation | 2 | $32.04 | |
| Madrigal Pharmaceuticals | 1 | $24.00 | |
| Phathom Pharmaceuticals, INC. | 1 | $23.20 | |
| Ipsen Biopharmaceuticals, INC | 1 | $23.12 | |
| Janssen Biotech, INC. | 1 | $20.15 | |
| Gilead Sciences, INC. | 1 | $19.75 | |
| Ferring Pharmaceuticals INC. | 1 | $14.95 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
868
Patients
360
Total drug cost
$88,586
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 277 | 86 | $3,848 |
| Pantoprazole Sodium | Generic | 126 | 42 | $1,979 |
| Famotidine | Generic | 107 | 32 | $1,773 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 79 | 79 | $6,377 |
| Esomeprazole Magnesium | Generic | 70 | 27 | $2,595 |
| Ondansetron Odt (Ondansetron) | Brand | 35 | 21 | $406 |
| Creon (Lipase/Protease/Amylase) | Brand | 31 | 0 | $54,564 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 20 | 20 | $550 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 19 | 19 | $310 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 18 | 0 | $6,293 |
Hospital affiliations
Frequently asked questions
What is Dr. Eugene Tharalson's medical specialty?
Dr. Eugene Tharalson practices Gastroenterology Physician in Phoenix, AZ.
Where does Dr. Eugene Tharalson practice?
Dr. Eugene Tharalson practices at 349 E Coronado RD, Phoenix, AZ 850041525. Office phone: 6022665678.
What is Dr. Eugene Tharalson's NPI?
Dr. Eugene Tharalson's National Provider Identifier (NPI) is 1346290442, issued by NPPES.
Does Dr. Eugene Tharalson accept Medicare assignment?
Yes. Dr. Eugene Tharalson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eugene Tharalson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439). Source: CMS Medicare Physician & Other Practitioners file.