Doctor profile · Federal record
Dr. Glenn Ehresmann, M.D.
Rheumatology Physician (CMS: Rheumatology) · Los Angeles, CA
- NPI 1043248727
- Accepts Medicare
- 53 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1520 San Pablo St, Suite 1000
Los Angeles, CA 900335310
(323) 442-5100 - Mailing address
-
Po Box 31309
Los Angeles, CA 900310309
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 1973 — 53 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #G27348
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043248727. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,210
Distinct HCPCS
7
Medicare allowed
$89,858
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 742 | 328 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 278 | 178 | $103 | |
20610 |
Aspiration and/or injection of fluid from large joint | 87 | 40 | $55 | |
20600 |
Aspiration and/or injection of fluid from small joint | 48 | 24 | $35 | |
20550 |
Injection into tendon or ligament | 24 | 17 | $37 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 18 | 15 | $70 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 12 | $66 |
In context: peer comparison
Among 20 peers in Los Angeles Rheumatology Physician, average services per provider: 599. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$36,149
Transactions
92
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Mallinckrodt Hospital Products INC. | 17 | $19,145.11 | |
| Amgen INC. | 16 | $9,504.42 | |
| Abbvie INC. | 27 | $6,462.41 | |
| Janssen Biotech, INC. | 2 | $239.39 | |
| Genzyme Corporation | 2 | $236.25 | |
| GlaxoSmithKline, LLC. | 19 | $207.52 | |
| Novartis Pharmaceuticals Corporation | 5 | $150.33 | |
| Pfizer INC. | 1 | $86.84 | |
| Aurinia Pharma U.S., INC. | 1 | $59.43 | |
| Alexion Pharmaceuticals, INC. | 1 | $36.93 | |
| Genentech USA, INC. | 1 | $20.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,305
Patients
526
Total drug cost
$82,900
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 319 | 49 | $12,418 |
| Prednisone | Generic | 211 | 36 | $2,511 |
| Hydroxychloroquine Sulfate | Generic | 170 | 40 | $9,114 |
| Diclofenac Sodium | Generic | 167 | 59 | $9,564 |
| Levothyroxine Sodium | Generic | 167 | 40 | $2,223 |
| Gabapentin | Generic | 166 | 35 | $2,639 |
| Tramadol Hcl | Generic | 139 | 31 | $1,416 |
| Methotrexate (Methotrexate Sodium) | Brand | 133 | 31 | $6,705 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 133 | 20 | $7,600 |
| Alprazolam | Generic | 128 | 23 | $841 |
Frequently asked questions
What is Dr. Glenn Ehresmann's medical specialty?
Dr. Glenn Ehresmann practices Rheumatology Physician in Los Angeles, CA.
Where does Dr. Glenn Ehresmann practice?
Dr. Glenn Ehresmann practices at 1520 San Pablo St, Los Angeles, CA 900335310. Office phone: 3234425100.
What is Dr. Glenn Ehresmann's NPI?
Dr. Glenn Ehresmann's National Provider Identifier (NPI) is 1043248727, issued by NPPES.
Does Dr. Glenn Ehresmann accept Medicare assignment?
Yes. Dr. Glenn Ehresmann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Glenn Ehresmann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.