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Michael A. Chang
Ophthalmologist
Overview Referral Sources Referral Destinations Practice Locations 1 Prescriptions Procedures Same Address Same Phone
No Medical Groups
No Affl. Hospitals

Prescriptions made by Michael A. Chang

Data for 2018

5,276

Medicare Part D Prescriptions Filled, Including Refills

Rank: 33 out of 627 providers in this state and specialty

$829.5K

Total Retail Price of All Prescriptions

Rank: 13 out of 627 providers in this state and specialty

946

Patients Receiving at Least One Drug in Part D

Rank: 27 out of 627 providers in this state and specialty

97%

Patients 65 Years and Older

78

Average Age of Patients

Average age of patients for providers in this state and specialty is 75

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 Ophthalmology in Massachusetts 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 TIMOLOL MALEATE60
of 4430
9110 prescriptions
Less than 1% of all prescriptions
87602660 patients
28% of all patients		< 11
2 LATANOPROST1060
of 4970
7230 prescriptions
Less than 1% of all prescriptions
68901610 patients
17% of all patients		< 11
3 LUMIGAN
(BIMATOPROST)		60
of 3210
5680 prescriptions
Less than 1% of all prescriptions
54101240 patients
13% of all patients		< 11
4 ALPHAGAN P
(BRIMONIDINE TARTRATE)		20
of 2910
4040 prescriptions
Less than 1% of all prescriptions
39301020 patients
11% of all patients		< 11
5 BRIMONIDINE TARTRATE310
of 4200
3450 prescriptions
Less than 1% of all prescriptions
2960830 patients
9% of all patients		< 11
6 COMBIGAN
(BRIMONIDINE TARTRATE/TIMOLOL)		190
of 3000
2010 prescriptions
Less than 1% of all prescriptions
460 patients
5% of all patients		< 11
7 ERYTHROMYCIN
(ERYTHROMYCIN BASE)		30
of 3080
4500 prescriptions
Less than 1% of all prescriptions
2590 patients
27% of all patients		< 11A
8 PREDNISOLONE ACETATE900
of 4730
2470 prescriptions
Less than 1% of all prescriptions
1730 patients
18% of all patients		< 11
9 DORZOLAMIDE-TIMOLOL
(DORZOLAMIDE HCL/TIMOLOL MALEAT)		840
of 4190
1480 prescriptions
Less than 1% of all prescriptions
410 patients
4% of all patients		< 11
10 RESTASIS
(CYCLOSPORINE)		270
of 3040
1080 prescriptions
Less than 1% of all prescriptions
970410 patients
4% of all patients		< 11
11 AZOPT
(BRINZOLAMIDE)		430
of 2340
810 prescriptions
Less than 1% of all prescriptions
810250 patients
3% of all patients		250 patients
3% of all patients
12 PILOCARPINE HCL180
of 870
630 prescriptions
Less than 1% of all prescriptions
630210 patients
2% of all patients		210 patients
2% of all patients
13 ACETAZOLAMIDE30
of 840
780 prescriptions
Less than 1% of all prescriptions
140 patients
1% of all patients		< 11
14 SIMBRINZA
(BRINZOLAMIDE/BRIMONIDINE TART)		150
of 1490
770 prescriptions
Less than 1% of all prescriptions
770170 patients
2% of all patients		170 patients
2% of all patients
15 ZIOPTAN
(TAFLUPROST/PF)		40
of 590
800 prescriptions
Less than 1% of all prescriptions
240 patients
3% of all patients		< 11
16 OFLOXACIN930
of 2700
1270 prescriptions
Less than 1% of all prescriptions
12701060 patients
11% of all patients		1060 patients
11% of all patients		A
17 DORZOLAMIDE HCL1010
of 3230
480 prescriptions
Less than 1% of all prescriptions
480150 patients
2% of all patients		150 patients
2% of all patients
18 METHAZOLAMIDE40
of 450
670 prescriptions
Less than 1% of all prescriptions
670120 patients
1% of all patients		120 patients
1% of all patients
19 TRAVATAN Z
(TRAVOPROST)		850
of 2870
460 prescriptions
Less than 1% of all prescriptions
460140 patients
1% of all patients		140 patients
1% of all patients
20 BETAXOLOL HCL90
of 260
280 prescriptions
Less than 1% of all prescriptions
280< 11< 11
21 RHOPRESSA
(NETARSUDIL MESYLATE)		130
of 400
330 prescriptions
Less than 1% of all prescriptions
330130 patients
1% of all patients		130 patients
1% of all patients
22 XIIDRA
(LIFITEGRAST)		240
of 960
230 prescriptions
Less than 1% of all prescriptions
230110 patients
1% of all patients		110 patients
1% of all patients
23 LOTEMAX
(LOTEPREDNOL ETABONATE)		340
of 1260
370 prescriptions
Less than 1% of all prescriptions
370180 patients
2% of all patients		180 patients
2% of all patients
24 BACITRACIN-POLYMYXIN
(BACITRACIN/POLYMYXIN B SULFATE)		20
of 110
530 prescriptions
Less than 1% of all prescriptions
530350 patients
4% of all patients		350 patients
4% of all patients
25 LEVOBUNOLOL HCL380
of 690
120 prescriptions
Less than 1% of all prescriptions
120< 11< 11
26 FLURBIPROFEN SODIUM100
of 130
130 prescriptions
Less than 1% of all prescriptions
130< 11< 11
27 CARTEOLOL HCL40
of 100
190 prescriptions
Less than 1% of all prescriptions
190< 11< 11
28 POLYCIN
(BACITRACIN/POLYMYXIN B SULFATE)		10
of 20
190 prescriptions
Less than 1% of all prescriptions
190< 11< 11
29 BROMFENAC SODIUM180
of 310
180 prescriptions
Less than 1% of all prescriptions
180< 11< 11
30 PROLENSA
(BROMFENAC SODIUM)		400
of 610
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11
31 DOXYCYCLINE HYCLATE410
of 1060
110 prescriptions
Less than 1% of all prescriptions
110< 11< 11A
32 TIMOPTIC OCUDOSE
(TIMOLOL MALEATE/PF)		140
of 250
140 prescriptions
Less than 1% of all prescriptions
140< 11< 11
33 POLYMYXIN B SUL-TRIMETHOPRIM
(POLYMYXIN B SULF/TRIMETHOPRIM)		290
of 690
180 prescriptions
Less than 1% of all prescriptions
170 patients
2% of all patients		< 11
34 BIMATOPROST50
of 100
150 prescriptions
Less than 1% of all prescriptions
150< 11< 11
35 NEOMYCIN-POLYMYXIN-DEXAMETH
(NEOMYCIN/POLYMYXIN B/DEXAMETHA)		640
of 1780
290 prescriptions
Less than 1% of all prescriptions
290270 patients
3% of all patients		270 patients
3% of all patients
36 SULFACETAMIDE-PREDNISOLONE
(SULFACETAMIDE/PREDNISOLONE SP)		10
140 prescriptions
Less than 1% of all prescriptions
130 patients
1% of all patients		< 11
37 TOBRAMYCIN-DEXAMETHASONE
(TOBRAMYCIN/DEXAMETHASONE)		530
of 1260
120 prescriptions
Less than 1% of all prescriptions
< 11< 11

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