Doctor profile · Federal record
Dr. Bessy Flores Chang, MD
Nephrology Physician (CMS: Nephrology) · Student in an Organized Health Care Education/Training Program · Bronx, NY
- NPI 1437563137
- Accepts Medicare
- 14 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
4422 3Rd Ave Bldg 3
Bronx, NY 104572545
(718) 960-6497 - Mailing address
-
4422 Third Ave Mills Bldg 3
Bronx, NY 10457
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- July 22, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State licenses (2)
- New York #294044-1 · ZZ #11-2011
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437563137. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
235
Distinct HCPCS
4
Medicare allowed
$23,541
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 132 | 35 | $91 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 42 | 22 | $112 | |
90935 |
Hemodialysis procedure with physician evaluation | 33 | 14 | $81 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 25 | $150 |
In context: peer comparison
Among 30 peers in Bronx Nephrology Physician, average services per provider: 106. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$622
Transactions
22
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 7 | $270.00 | |
| Novo Nordisk INC | 5 | $95.01 | |
| Bayer Healthcare Pharmaceuticals INC. | 3 | $85.83 | |
| Dynavax Technologies Corporation | 3 | $73.07 | |
| Travere Therapeutics, INC. | 1 | $31.31 | |
| Scpharmaceuticals INC. | 1 | $23.98 | |
| Calliditas Therapeutics US INC. | 1 | $22.29 | |
| Otsuka America Pharmaceutical, INC. | 1 | $20.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
291
Patients
33
Total drug cost
$117,345
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Farxiga (Dapagliflozin Propanediol) | Brand | 70 | 16 | $42,658 |
| Sevelamer Carbonate | Generic | 49 | 0 | $10,172 |
| Nifedipine ER (Nifedipine) | Brand | 38 | 17 | $914 |
| Calcium Acetate | Generic | 25 | 0 | $1,642 |
| Lokelma (Sodium Zirconium Cyclosilicate) | Brand | 20 | 0 | $20,269 |
| Lisinopril | Generic | 19 | 0 | $127 |
| Losartan Potassium | Generic | 17 | 0 | $140 |
| Amlodipine Besylate | Generic | 14 | 0 | $49 |
| Velphoro (Sucroferric Oxyhydroxide) | Brand | 14 | 0 | $40,596 |
| Megestrol Acetate | Generic | 13 | 0 | $608 |
Frequently asked questions
What is Dr. Bessy Flores Chang's medical specialty?
Dr. Bessy Flores Chang practices Nephrology Physician in Bronx, NY.
Where does Dr. Bessy Flores Chang practice?
Dr. Bessy Flores Chang practices at 4422 3Rd Ave Bldg 3, Bronx, NY 104572545. Office phone: 7189606497.
What is Dr. Bessy Flores Chang's NPI?
Dr. Bessy Flores Chang's National Provider Identifier (NPI) is 1437563137, issued by NPPES.
Does Dr. Bessy Flores Chang accept Medicare assignment?
Yes. Dr. Bessy Flores Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bessy Flores Chang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Hemodialysis procedure with physician evaluation (HCPCS 90935). Source: CMS Medicare Physician & Other Practitioners file.