Doctor profile · Federal record
Dr. Mariam Khan, MD
Rheumatology Physician (CMS: Rheumatology) · Elmhurst, IL
- NPI 1225317464
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1200 S York St Ste 2000
Elmhurst, IL 601265634
(331) 221-9199
fax (331) 221-2774 - Mailing address
-
4201 Winfield RD Fl 4
Warrenville, IL 605554025
Credentials & registration
- NPI registered
- August 2011 — 15 yrs on file
- Profile last updated
- June 14, 2021
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Illinois #036146687
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225317464. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
28,806
Distinct HCPCS
10
Medicare allowed
$279,248
| 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) | 25,200 | 15 | $5 | |
J0897 |
Injection, denosumab, 1 mg | 2,460 | 28 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 352 | 209 | $133 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 304 | 38 | $1 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 105 | 105 | $174 | |
96372 |
Injection of drug or substance under skin or into muscle | 104 | 42 | $15 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 78 | 73 | $187 | |
20610 |
Aspiration and/or injection of fluid from large joint | 55 | 34 | $81 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 50 | 33 | $96 | |
J1040 |
Injection, methylprednisolone acetate, 80 mg | 37 | 21 | $10 |
In context: peer comparison
Among 3 peers in Elmhurst Rheumatology Physician, average services per provider: 2,499. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$138
Transactions
6
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 6 | $137.73 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,497
Patients
634
Total drug cost
$684,428
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 388 | 149 | $3,999 |
| Methotrexate (Methotrexate Sodium) | Brand | 228 | 98 | $12,530 |
| Hydroxychloroquine Sulfate | Generic | 193 | 79 | $10,738 |
| Methylprednisolone | Generic | 102 | 85 | $1,058 |
| Humira(Cf) Pen (Adalimumab) | Brand | 84 | 16 | $638,721 |
| Allopurinol | Generic | 83 | 35 | $1,754 |
| Sulfasalazine | Generic | 72 | 22 | $1,905 |
| Leflunomide | Generic | 67 | 27 | $4,797 |
| Tramadol Hcl | Generic | 55 | 17 | $517 |
| Gabapentin | Generic | 44 | 18 | $924 |
Frequently asked questions
What is Dr. Mariam Khan's medical specialty?
Dr. Mariam Khan practices Rheumatology Physician in Elmhurst, IL.
Where does Dr. Mariam Khan practice?
Dr. Mariam Khan practices at 1200 S York St Ste 2000, Elmhurst, IL 601265634. Office phone: 3312219199.
What is Dr. Mariam Khan's NPI?
Dr. Mariam Khan's National Provider Identifier (NPI) is 1225317464, issued by NPPES.
Does Dr. Mariam Khan accept Medicare assignment?
Yes. Dr. Mariam Khan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariam Khan 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); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.