Internal Medicine, Endocrinology, Diabetes, & Metabolism · Providence, RI
NPI
1346442563
Since 2007
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
100 Highland Ave, Suite 203
Providence, RI, 02906
Phone (401) 351-7100
Groups this clinician bills Medicare through
Medicare paid, 2024
$176K
7,230 services
Medicare patients, 2024
567
Average age 75
Drug cost, 2024
$3.6M
11,146 prescriptions
Company payments, 2025
$427
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Man Chin Chang was code 99214 (office e&m - established), 930 times for 487 patients. In total Man Chin Chang billed 7,230 services in 37 codes, and Medicare paid $176K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2012-12-17.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 930 | 487 | $88.53 | $82K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 891 | 444 | $12.79 | $11K |
| 36415 Venipuncture Blood Collection | Office | 883 | 496 | $8.65 | $7,638 |
| 80053 Clinical Chemistry | Office | 809 | 510 | $10.35 | $8,373 |
| 83036 Blood Count | Office | 684 | 322 | $9.52 | $6,512 |
| 84443 Clinical Chemistry | Office | 447 | 299 | $16.46 | $7,358 |
| 80061 Clinical Chemistry | Office | 371 | 263 | $13.12 | $4,868 |
| 83721 Clinical Chemistry | Office | 371 | 263 | $10.29 | $3,818 |
| 84439 Clinical Chemistry | Office | 362 | 236 | $8.82 | $3,192 |
| 82306 Clinical Chemistry | Office | 310 | 233 | $28.92 | $8,966 |
| 82570 Clinical Chemistry | Office | 210 | 151 | $5.08 | $1,067 |
| 82043 Clinical Chemistry | Office | 210 | 151 | $5.66 | $1,189 |
| 80048 Clinical Chemistry | Office | 133 | 107 | $8.29 | $1,103 |
| 99213 Office E&M - Established | Office | 83 | 82 | $67.18 | $5,576 |
| 95251 Test - Miscellaneous | Office | 79 | 39 | $25.52 | $2,016 |
By year: 2022 $150K for 6,151 services; 2023 $157K for 5,845 services; 2024 $176K for 7,230 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 883 | 496 | $8.65 | $7,638 |
| 80053 Clinical Chemistry | 809 | 510 | $10.35 | $8,373 |
| 83036 Blood Count | 684 | 322 | $9.52 | $6,512 |
| 84443 Clinical Chemistry | 447 | 299 | $16.46 | $7,358 |
| 83721 Clinical Chemistry | 371 | 263 | $10.29 | $3,818 |
| 80061 Clinical Chemistry | 371 | 263 | $13.12 | $4,868 |
| 84439 Clinical Chemistry | 362 | 236 | $8.82 | $3,192 |
| 82306 Clinical Chemistry | 310 | 233 | $28.92 | $8,966 |
| 82570 Clinical Chemistry | 210 | 151 | $5.08 | $1,067 |
| 82043 Clinical Chemistry | 210 | 151 | $5.66 | $1,189 |
Medicare prescription drug claims, 2024
In 2024, the drug Man Chin Chang prescribed most often to Medicare patients was Levothyroxine Sodium, with 1,696 prescriptions and refills. In total Man Chin Chang wrote 11,146 Medicare prescriptions that cost $3.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Levothyroxine Sodium Generic | 1,696 | 3,909 | 360 | $18K |
| Jardiance Empagliflozin | 819 | 1,247 | 139 | $722K |
| Metformin Hcl Er Metformin Hcl | 570 | 1,446 | 149 | $6,792 |
| Ozempic Semaglutide | 529 | 710 | 99 | $652K |
| Synthroid Levothyroxine Sodium | 457 | 917 | 91 | $35K |
| Metformin Hcl Generic | 430 | 1,180 | 124 | $4,746 |
| Glipizide Generic | 370 | 822 | 82 | $4,350 |
| Lantus Solostar Insulin Glargine,hum.Rec.Anlog | 352 | 856 | 105 | $59K |
| Nano 2nd Gen Pen Needle Pen Needle, Diabetic | 308 | 777 | 127 | $31K |
| Trulicity Dulaglutide | 291 | 399 | 59 | $376K |
| Glimepiride Generic | 287 | 716 | 69 | $3,991 |
| Humalog Kwikpen U-100 Insulin Lispro | 176 | 395 | 59 | $52K |
| Atorvastatin Calcium Generic | 171 | 412 | 47 | $1,833 |
| Alendronate Sodium Generic | 155 | 360 | 37 | $1,981 |
| Tradjenta Linagliptin | 152 | 193 | 19 | $97K |
Brand drugs: 5,345 claims; generic drugs: 5,005 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Man Chin Chang $427 ($427 in general payments such as food, travel and fees) from 3 companies. The largest payer was Amgen Inc. with $286.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.