Doctor profile · Federal record
Dr. Benjamin Kretzmann, M.D.
Rheumatology Physician (CMS: Rheumatology) · Los Angeles, CA
- NPI 1881824399
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
8700 Beverly Blvd Rm 5512
Los Angeles, CA 90048
(310) 423-5161 - Additional location
-
8640 W 3Rd St Ste 300
Los Angeles, CA 900483386
(310) 659-7878 - Mailing address
-
8640 W 3Rd St Ste 300
Los Angeles, CA 900483386
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- February 28, 2022
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A116280
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881824399. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
46,681
Distinct HCPCS
10
Medicare allowed
$798,531
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0717 |
Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 22,800 | 11 | $5 | |
J0897 |
Injection, denosumab, 1 mg | 7,393 | 85 | $23 | |
J1602 |
Injection, golimumab, 1 mg, for intravenous use | 5,750 | 12 | $13 | |
J1745 |
Injection, infliximab, excludes biosimilar, 10 mg | 2,062 | 11 | $33 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 1,113 | 121 | $1 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 680 | 290 | $141 | |
36415 |
Insertion of needle into vein for collection of blood sample | 526 | 239 | $8 | |
85651 |
Red blood cell sedimentation rate, to detect inflammation, non-automated | 390 | 171 | $4 | |
86140 |
Measurement c-reactive protein for detection of infection or inflammation | 390 | 171 | $5 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 386 | 168 | $8 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 599. This provider delivers 78× the peer median.Open Payments
Industry payments received
All-time total
$88
Transactions
4
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 4 | $87.83 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
691
Patients
171
Total drug cost
$210,314
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Duloxetine Hcl | Generic | 111 | 24 | $2,298 |
| Gabapentin | Generic | 105 | 34 | $1,699 |
| Prednisone | Generic | 75 | 27 | $710 |
| Leflunomide | Generic | 71 | 19 | $4,986 |
| Hydroxychloroquine Sulfate | Generic | 57 | 14 | $2,592 |
| Methotrexate (Methotrexate Sodium) | Brand | 41 | 12 | $1,227 |
| Tizanidine Hcl | Generic | 39 | 18 | $809 |
| Tramadol Hcl | Generic | 35 | 12 | $231 |
| Celecoxib | Generic | 29 | 11 | $1,641 |
| Allopurinol | Generic | 27 | 0 | $317 |
Hospital affiliations
Frequently asked questions
What is Dr. Benjamin Kretzmann's medical specialty?
Dr. Benjamin Kretzmann practices Rheumatology Physician in Los Angeles, CA.
Where does Dr. Benjamin Kretzmann practice?
Dr. Benjamin Kretzmann practices at 8700 Beverly Blvd Rm 5512, Los Angeles, CA 90048. Office phone: 3104235161.
What is Dr. Benjamin Kretzmann's NPI?
Dr. Benjamin Kretzmann's National Provider Identifier (NPI) is 1881824399, issued by NPPES.
Does Dr. Benjamin Kretzmann accept Medicare assignment?
Yes. Dr. Benjamin Kretzmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Kretzmann commonly perform?
Top Medicare-reported procedures in 2023: Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0717); Injection, denosumab, 1 mg (HCPCS J0897); Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602). Source: CMS Medicare Physician & Other Practitioners file.