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Eric Chak
Gastroenterologist
Overview Referral Sources Referral Destinations Practice Locations 1 Prescriptions Procedures Same Address Same Phone Medical Groups 2 Affl. Hospitals 2

Prescriptions made by Eric Chak

Data for 2018

684

Medicare Part D Prescriptions Filled, Including Refills

Rank: 529 out of 1,395 providers in this state and specialty

$780.1K

Total Retail Price of All Prescriptions

Rank: 138 out of 1,395 providers in this state and specialty

195

Patients Receiving at Least One Drug in Part D

Rank: 384 out of 1,395 providers in this state and specialty

71%

Patients 65 Years and Older

67

Average Age of Patients

Average age of patients for providers in this state and specialty is 71

Drug Categories

O

Opioid

An opioid drug. Prescription opioids (painkillers) can help alleviate certain kinds of pain in the short term but carry serious health risks.
A

Antibiotic

Used to treat bacterial infections but are often prescribed incorrectly to treat viral infections, such as chest colds or the flu.
P

Antipsychotic

Used to manage psychosis, principally in schizophrenia but also in a range of other psychotic disorders.

Prescription Data

The table below list this provider’s drugs, the number of prescriptions and how many went to seniors. Drugs are ranked by volume. Rank in State ranks all providers that have the self-identified specialty of Gastroenterology in California and ranks the number of prescriptions that have been made for the specific drug.

Drug Name Rank in State Total Prescriptions Filled with Refills Prescript. to 65+ Patients Receiving this Drug Patients 65+ OAP
1 ENTECAVIR110
of 2210
1370 prescriptions
Less than 1% of all prescriptions
770160 patients
8% of all patients		< 11
2 SPIRONOLACTONE170
of 3110
590 prescriptions
Less than 1% of all prescriptions
320210 patients
11% of all patients		< 11
3 FUROSEMIDE420
of 2870
400 prescriptions
Less than 1% of all prescriptions
210120 patients
6% of all patients		< 11
4 PROPRANOLOL HCL260
of 1540
230 prescriptions
Less than 1% of all prescriptions
< 11< 11
5 TRAMADOL HCL100
of 670
400 prescriptions
Less than 1% of all prescriptions
< 11< 11O
6 XIFAXAN
(RIFAXIMIN)		510
of 3950
320 prescriptions
Less than 1% of all prescriptions
120< 11< 11A
7 VEMLIDY
(TENOFOVIR ALAFENAMIDE)		470
of 1180
310 prescriptions
Less than 1% of all prescriptions
190< 11< 11
8 VIREAD
(TENOFOVIR DISOPROXIL FUMARATE)		180
of 790
300 prescriptions
Less than 1% of all prescriptions
< 11< 11
9 PANTOPRAZOLE SODIUM2970
of 1,1170
110 prescriptions
Less than 1% of all prescriptions
< 11< 11
10 PREDNISONE410
of 2120
120 prescriptions
Less than 1% of all prescriptions
< 11< 11
11 AZATHIOPRINE380
of 2440
120 prescriptions
Less than 1% of all prescriptions
120< 11< 11
12 OMEPRAZOLE3460
of 1,1970
120 prescriptions
Less than 1% of all prescriptions
120< 11< 11
13 LACTULOSE540
of 2860
130 prescriptions
Less than 1% of all prescriptions
< 11< 11
14 RANITIDINE HCL1730
of 6500
150 prescriptions
Less than 1% of all prescriptions
150< 11< 11
15 GAVILYTE-G
(PEG3350/SOD SULF,BICARB,CL/KCL)		1040
of 4650
610 prescriptions
Less than 1% of all prescriptions
600 patients
31% of all patients		< 11
16 PEG-3350 AND ELECTROLYTES
(PEG3350/SOD SULF,BICARB,CL/KCL)		620
of 2620
200 prescriptions
Less than 1% of all prescriptions
200 patients
10% of all patients		< 11

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