Doctor profile · Federal record
Dr. Amber Hertz-Tang, MD
Nephrology Physician (CMS: Nephrology) · Nephrology Physician · Portland, OR
- NPI 1750700076
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9155 Sw Barnes RD Ste 402
Portland, OR 972256631
(503) 292-7704
fax (503) 292-7046 - Mailing address
-
Po Box 3068
Portland, OR 972083068
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- September 25, 2025
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State licenses (2)
- Oregon #MD201408 · Washington #MD61053860
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750700076. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
847
Distinct HCPCS
10
Medicare allowed
$143,901
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 161 | 93 | $110 | |
90960 |
Dialysis services, 4 or more physician visits per month (20 years or older) | 137 | 53 | $359 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 104 | 48 | $119 | |
90935 |
Hemodialysis procedure with physician evaluation | 86 | 42 | $71 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 79 | 44 | $297 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 67 | 46 | $79 | |
90945 |
Dialysis procedure including 1 evaluation | 36 | 14 | $86 | |
99291 |
Critical care, first 30-74 minutes | 36 | 13 | $212 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 33 | 33 | $168 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 26 | $81 |
In context: peer comparison
Among 24 peers in this city , average services per provider: 83. This provider delivers 10× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
691
Patients
258
Total drug cost
$176,557
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Jardiance (Empagliflozin) | Brand | 76 | 17 | $91,306 |
| Amlodipine Besylate | Generic | 72 | 35 | $687 |
| Losartan Potassium | Generic | 71 | 31 | $1,062 |
| Torsemide | Generic | 61 | 21 | $1,600 |
| Calcitriol | Generic | 60 | 20 | $1,123 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 53 | 14 | $61,524 |
| Lisinopril | Generic | 49 | 22 | $574 |
| Sevelamer Carbonate | Generic | 41 | 18 | $8,523 |
| Chlorthalidone | Generic | 38 | 12 | $730 |
| Hydralazine Hcl | Generic | 32 | 14 | $630 |
Hospital affiliations
Frequently asked questions
What is Dr. Amber Hertz-Tang's medical specialty?
Dr. Amber Hertz-Tang practices Nephrology Physician in Portland, OR.
Where does Dr. Amber Hertz-Tang practice?
Dr. Amber Hertz-Tang practices at 9155 Sw Barnes RD Ste 402, Portland, OR 972256631. Office phone: 5032927704.
What is Dr. Amber Hertz-Tang's NPI?
Dr. Amber Hertz-Tang's National Provider Identifier (NPI) is 1750700076, issued by NPPES.
Does Dr. Amber Hertz-Tang accept Medicare assignment?
Yes. Dr. Amber Hertz-Tang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amber Hertz-Tang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.