Doctor profile · Federal record
Dr. William Giang
Internal Medicine Physician (CMS: Internal Medicine) · Bronx, NY
- NPI 1386737518
- MIPS 100.0 / 100 · 2023
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3400 Bainbridge Ave
Bronx, NY 104672404
(718) 920-8888
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 1, 2010
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #194012
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386737518. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
404
Distinct HCPCS
5
Medicare allowed
$45,184
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 245 | 132 | $113 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 68 | 68 | $152 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 58 | 49 | $77 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 20 | 20 | $9 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 13 | 13 | $194 |
In context: peer comparison
Among 242 peers in this city , average services per provider: 134. This provider delivers 3.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,871
Patients
1,192
Total drug cost
$319,551
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 891 | 224 | $11,914 |
| Amlodipine Besylate | Generic | 647 | 153 | $4,886 |
| Metformin Hcl | Generic | 407 | 96 | $3,202 |
| Lisinopril | Generic | 362 | 81 | $2,816 |
| Losartan Potassium | Generic | 330 | 74 | $3,436 |
| Gabapentin | Generic | 293 | 75 | $3,629 |
| Metoprolol Succinate | Generic | 292 | 74 | $5,446 |
| Nifedipine Er (Nifedipine) | Brand | 264 | 66 | $9,432 |
| Levothyroxine Sodium | Generic | 255 | 51 | $3,960 |
| Tamsulosin Hcl | Generic | 220 | 64 | $3,792 |
Frequently asked questions
What is Dr. William Giang's medical specialty?
Dr. William Giang practices Internal Medicine Physician in Bronx, NY.
Where does Dr. William Giang practice?
Dr. William Giang practices at 3400 Bainbridge Ave, Bronx, NY 104672404. Office phone: 7189208888.
What is Dr. William Giang's NPI?
Dr. William Giang's National Provider Identifier (NPI) is 1386737518, issued by NPPES.
Does Dr. William Giang accept Medicare assignment?
Dr. William Giang does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William Giang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.