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Chester D Zahn
Gastroenterologist
Overview Referral Sources Referral Destinations Practice Locations 1 Prescriptions Procedures Same Address Same Phone
No Medical Groups
Affl. Hospitals 5

Prescriptions made by Chester D Zahn

Data for 2018

5,231

Medicare Part D Prescriptions Filled, Including Refills

Rank: 16 out of 1,395 providers in this state and specialty

$632K

Total Retail Price of All Prescriptions

Rank: 187 out of 1,395 providers in this state and specialty

743

Patients Receiving at Least One Drug in Part D

Rank: 46 out of 1,395 providers in this state and specialty

95%

Patients 65 Years and Older

74

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 BETHANECHOL CHLORIDE10
of 80
1,5580 prescriptions
Less than 1% of all prescriptions
1,49103710 patients
50% of all patients		3530 patients
48% of all patients
2 OMEPRAZOLE410
of 1,1970
4640 prescriptions
Less than 1% of all prescriptions
44301310 patients
18% of all patients		< 11
3 FAMOTIDINE100
of 4330
3260 prescriptions
Less than 1% of all prescriptions
3260810 patients
11% of all patients		810 patients
11% of all patients
4 ISOSORBIDE MONONITRATE ER
(ISOSORBIDE MONONITRATE)		10
of 160
2550 prescriptions
Less than 1% of all prescriptions
2350620 patients
8% of all patients		< 11
5 CLOPIDOGREL
(CLOPIDOGREL BISULFATE)		30
of 330
1440 prescriptions
Less than 1% of all prescriptions
1440310 patients
4% of all patients		310 patients
4% of all patients
6 URSODIOL80
of 3610
1460 prescriptions
Less than 1% of all prescriptions
250 patients
3% of all patients		< 11
7 ROSUVASTATIN CALCIUM20
of 460
1380 prescriptions
Less than 1% of all prescriptions
1240190 patients
3% of all patients		< 11
8 ENTECAVIR140
of 2210
1270 prescriptions
Less than 1% of all prescriptions
1270200 patients
3% of all patients		200 patients
3% of all patients
9 MONTELUKAST SODIUM40
of 280
1130 prescriptions
Less than 1% of all prescriptions
220 patients
3% of all patients		< 11
10 POLYETHYLENE GLYCOL 3350230
of 3760
1540 prescriptions
Less than 1% of all prescriptions
1430440 patients
6% of all patients		< 11
11 PANTOPRAZOLE SODIUM1990
of 1,1170
1100 prescriptions
Less than 1% of all prescriptions
1100260 patients
3% of all patients		260 patients
3% of all patients
12 METFORMIN HCL150
of 710
790 prescriptions
Less than 1% of all prescriptions
790160 patients
2% of all patients		160 patients
2% of all patients
13 LEVOTHYROXINE SODIUM230
of 1000
900 prescriptions
Less than 1% of all prescriptions
900120 patients
2% of all patients		120 patients
2% of all patients
14 MISOPROSTOL20
of 170
1070 prescriptions
Less than 1% of all prescriptions
920220 patients
3% of all patients		< 11
15 ESOMEPRAZOLE MAGNESIUM350
of 4650
650 prescriptions
Less than 1% of all prescriptions
650120 patients
2% of all patients		120 patients
2% of all patients
16 SIMVASTATIN290
of 770
350 prescriptions
Less than 1% of all prescriptions
350< 11< 11
17 CARVEDILOL60
of 490
600 prescriptions
Less than 1% of all prescriptions
140 patients
2% of all patients		< 11
18 SERTRALINE HCL40
of 400
510 prescriptions
Less than 1% of all prescriptions
510110 patients
1% of all patients		110 patients
1% of all patients
19 ERYTHROMYCIN
(ERYTHROMYCIN BASE)		10
of 110
630 prescriptions
Less than 1% of all prescriptions
160 patients
2% of all patients		< 11A
20 ATORVASTATIN CALCIUM450
of 1180
400 prescriptions
Less than 1% of all prescriptions
400< 11< 11
21 RANITIDINE HCL1570
of 6500
310 prescriptions
Less than 1% of all prescriptions
310< 11< 11
22 LISINOPRIL340
of 740
230 prescriptions
Less than 1% of all prescriptions
230< 11< 11
23 GLIMEPIRIDE80
of 170
210 prescriptions
Less than 1% of all prescriptions
210< 11< 11
24 ALLOPURINOL190
of 520
240 prescriptions
Less than 1% of all prescriptions
240< 11< 11
25 DEXILANT
(DEXLANSOPRAZOLE)		1050
of 5220
360 prescriptions
Less than 1% of all prescriptions
360< 11< 11
26 PIOGLITAZONE HCL110
of 220
190 prescriptions
Less than 1% of all prescriptions
190< 11< 11
27 GEMFIBROZIL60
of 180
260 prescriptions
Less than 1% of all prescriptions
260< 11< 11
28 CLARITHROMYCIN30
of 1500
540 prescriptions
Less than 1% of all prescriptions
450 patients
6% of all patients		< 11A
29 ATENOLOL210
of 510
200 prescriptions
Less than 1% of all prescriptions
200< 11< 11
30 ERYTHROCIN STEARATE
(ERYTHROMYCIN STEARATE)		20
of 20
240 prescriptions
Less than 1% of all prescriptions
130< 11< 11A
31 SPIRONOLACTONE470
of 3110
230 prescriptions
Less than 1% of all prescriptions
230< 11< 11
32 MESALAMINE380
of 4060
210 prescriptions
Less than 1% of all prescriptions
< 11< 11
33 DOXEPIN HCL20
of 90
220 prescriptions
Less than 1% of all prescriptions
220< 11< 11
34 AMOXICILLIN150
of 1830
430 prescriptions
Less than 1% of all prescriptions
430 patients
6% of all patients		< 11A
35 BENAZEPRIL HCL170
of 340
200 prescriptions
Less than 1% of all prescriptions
200< 11< 11
36 GAVILYTE-G
(PEG3350/SOD SULF,BICARB,CL/KCL)		450
of 4650
1470 prescriptions
Less than 1% of all prescriptions
1460 patients
20% of all patients		< 11
37 AZATHIOPRINE370
of 2440
130 prescriptions
Less than 1% of all prescriptions
00< 1100 patients
Less than 1% of all patients
38 SUCRALFATE930
of 4100
170 prescriptions
Less than 1% of all prescriptions
170< 11< 11
39 METRONIDAZOLE160
of 2580
370 prescriptions
Less than 1% of all prescriptions
320 patients
4% of all patients		< 11A
40 VALSARTAN160
of 260
150 prescriptions
Less than 1% of all prescriptions
150< 11< 11
41 VIREAD
(TENOFOVIR DISOPROXIL FUMARATE)		300
of 790
140 prescriptions
Less than 1% of all prescriptions
140< 11< 11
42 SYNTHROID
(LEVOTHYROXINE SODIUM)		180
of 370
130 prescriptions
Less than 1% of all prescriptions
130< 11< 11
43 XIFAXAN
(RIFAXIMIN)		700
of 3950
130 prescriptions
Less than 1% of all prescriptions
130< 11< 11A
44 ACYCLOVIR60
of 90
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11
45 LOVASTATIN190
of 280
120 prescriptions
Less than 1% of all prescriptions
120< 11< 11
46 FLUTICASONE PROPIONATE200
of 250
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11
47 ONGLYZA
(SAXAGLIPTIN HCL)		20
of 30
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11
48 THEOPHYLLINE ANHYDROUS20
of 20
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11
49 LACTULOSE550
of 2860
120 prescriptions
Less than 1% of all prescriptions
< 11< 11
50 LEVOFLOXACIN130
of 600
280 prescriptions
Less than 1% of all prescriptions
280 patients
4% of all patients		< 11A
51 VALACYCLOVIR
(VALACYCLOVIR HCL)		70
of 90
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11
52 PEG-3350 AND ELECTROLYTES
(PEG3350/SOD SULF,BICARB,CL/KCL)		300
of 2620
560 prescriptions
Less than 1% of all prescriptions
560 patients
8% of all patients		< 11

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