Doctor profile · Federal record
Dr. Karen Zoller, M.D.
Nephrology Physician (CMS: Nephrology) · Long Beach, CA
- NPI 1508861535
- Accepts Medicare
- 49 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3780 Kilroy Airport Way Ste 115
Long Beach, CA 90806
(562) 595-7426
fax (562) 989-3054
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- August 13, 2018
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #G37085
- Medicaid
- CA #G37085
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508861535. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
356
Distinct HCPCS
3
Medicare allowed
$74,874
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 199 | 87 | $138 | |
90961 |
Dialysis services, 2-3 physician visits per month (20 years or older) | 144 | 15 | $311 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 13 | 11 | $194 |
In context: peer comparison
Among 6 peers in Long Beach Nephrology Physician, average services per provider: 164. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$273
Transactions
11
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 2 | $56.53 | |
| Opko Pharmaceuticals, LLC | 2 | $44.09 | |
| Mallinckrodt Hospital Products INC. | 1 | $27.06 | |
| Amgen INC. | 1 | $26.90 | |
| Calliditas Therapeutics US INC. | 1 | $25.77 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $25.22 | |
| Akebia Therapeutics INC | 1 | $24.61 | |
| Novo Nordisk INC | 1 | $22.18 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $20.30 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
619
Patients
174
Total drug cost
$88,093
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Chlorthalidone | Generic | 66 | 25 | $2,252 |
| Amlodipine Besylate | Generic | 64 | 23 | $1,131 |
| Benazepril Hcl | Generic | 55 | 19 | $1,087 |
| Sevelamer Carbonate | Generic | 52 | 15 | $15,218 |
| Atorvastatin Calcium | Generic | 51 | 19 | $662 |
| Losartan Potassium | Generic | 51 | 18 | $1,038 |
| Allopurinol | Generic | 42 | 15 | $739 |
| Hydralazine Hcl | Generic | 42 | 14 | $1,291 |
| Pravastatin Sodium | Generic | 36 | 11 | $965 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 34 | 0 | $46,646 |
Frequently asked questions
What is Dr. Karen Zoller's medical specialty?
Dr. Karen Zoller practices Nephrology Physician in Long Beach, CA.
Where does Dr. Karen Zoller practice?
Dr. Karen Zoller practices at 3780 Kilroy Airport Way Ste 115, Long Beach, CA 90806. Office phone: 5625957426.
What is Dr. Karen Zoller's NPI?
Dr. Karen Zoller's National Provider Identifier (NPI) is 1508861535, issued by NPPES.
Does Dr. Karen Zoller accept Medicare assignment?
Yes. Dr. Karen Zoller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Zoller commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.