Doctor profile · Federal record
Dr. Stefan Unterhalter, M.D.
Nephrology Physician (CMS: Nephrology) · Beverly Hills, CA
- NPI 1619023249
- Accepts Medicare
- MIPS 18.2 / 100 · 2023
- 54 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9001 Wilshire Blvd, Suite 201
Beverly Hills, CA 902111838
(310) 274-2722
fax (310) 275-1082
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1972 — 54 yrs since
- Specialty taxonomy
- 207RN0300X — NUCC code
- State license (1)
- California #A33152
- Medicaid
- CA #00A331520
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619023249. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,515
Distinct HCPCS
10
Medicare allowed
$158,516
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 460 | 191 | $139 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 327 | 21 | $125 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 164 | 149 | $194 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 155 | 136 | $16 | |
36415 |
Insertion of needle into vein for collection of blood sample | 147 | 106 | $8 | |
36410 |
Insertion of needle into vein (3 years or older) | 107 | 66 | $19 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 43 | 35 | $99 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 37 | 37 | $238 | |
82272 |
Stool analysis for blood, by peroxidase activity | 35 | 33 | $4 | |
93040 |
Electrocardiogram (ecg) 1 to 3 leads with review by physician | 26 | 22 | $14 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 182. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$605
Transactions
9
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 2 | $170.35 | |
| Alexion Pharmaceuticals, Inc. | 3 | $156.98 | |
| Lexicon Pharmaceuticals, Inc. | 1 | $120.84 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $119.85 | |
| Novo Nordisk Inc | 2 | $37.05 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,684
Patients
476
Total drug cost
$31,719
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 194 | 55 | $7,595 |
| Atorvastatin Calcium | Generic | 192 | 59 | $2,544 |
| Losartan Potassium | Generic | 179 | 38 | $3,203 |
| Amlodipine Besylate | Generic | 172 | 52 | $1,849 |
| Zolpidem Tartrate | Generic | 143 | 32 | $1,022 |
| Lorazepam | Generic | 134 | 24 | $1,118 |
| Levothyroxine Sodium | Generic | 109 | 33 | $1,745 |
| Metformin Hcl | Generic | 81 | 22 | $731 |
| Omeprazole | Generic | 79 | 24 | $807 |
| Pantoprazole Sodium | Generic | 76 | 19 | $1,418 |
Hospital affiliations
Frequently asked questions
What is Dr. Stefan Unterhalter's medical specialty?
Dr. Stefan Unterhalter practices Nephrology Physician in Beverly Hills, CA.
Where does Dr. Stefan Unterhalter practice?
Dr. Stefan Unterhalter practices at 9001 Wilshire Blvd, Beverly Hills, CA 902111838. Office phone: 3102742722.
What is Dr. Stefan Unterhalter's NPI?
Dr. Stefan Unterhalter's National Provider Identifier (NPI) is 1619023249, issued by NPPES.
Does Dr. Stefan Unterhalter accept Medicare assignment?
Yes. Dr. Stefan Unterhalter accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stefan Unterhalter commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.