Doctor profile · Federal record
Dr. Emma Diiorio, M.D.
Rheumatology Physician (CMS: Rheumatology) · Rockville, MD
- NPI 1528067808
- Accepts Medicare
- MIPS 77.1 / 100 · 2023
- 39 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
14995 Shady Grove RD, Suite 250
Rockville, MD 208508726
(301) 942-7600
fax (301) 942-3132 - Mailing address
-
2730 University Blvd W, Suite 310
Wheaton, MD 209021905
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- July 15, 2019
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Maryland #D0044503
- Medicaid
- MD #057951300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528067808. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
168,281
Distinct HCPCS
10
Medicare allowed
$2,645,140
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3262 |
Injection, tocilizumab, 1 mg | 47,320 | 26 | $6 | |
J0897 |
Injection, denosumab, 1 mg | 39,780 | 466 | $23 | |
J3111 |
Injection, romosozumab-aqqg, 1 mg | 30,660 | 55 | $10 | |
J1602 |
Injection, golimumab, 1 mg, for intravenous use | 14,850 | 28 | $13 | |
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) | 13,400 | 12 | $5 | |
J1745 |
Injection, infliximab, excludes biosimilar, 10 mg | 4,320 | 23 | $33 | |
J0129 |
Injection, abatacept, 10 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) | 4,025 | 14 | $42 | |
Q5104 |
Injection, infliximab-abda, biosimilar, (renflexis), 10 mg | 2,430 | 20 | $35 | |
J7320 |
Hyaluronan or derivitive, genvisc 850, for intra-articular injection, 1 mg | 1,300 | 14 | $7 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,180 | 762 | $146 |
In context: peer comparison
Among 8 peers in Rockville Rheumatology Physician, average services per provider: 1,219. This provider delivers 138× the peer median.Open Payments
Industry payments received
All-time total
$63
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 2 | $35.42 | |
| Ucb, INC. | 1 | $13.79 | |
| Genentech USA, INC. | 1 | $13.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
970
Patients
268
Total drug cost
$735,798
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alendronate Sodium | Generic | 186 | 66 | $2,437 |
| Methotrexate (Methotrexate Sodium) | Brand | 147 | 42 | $7,390 |
| Prednisone | Generic | 132 | 45 | $1,788 |
| Hydroxychloroquine Sulfate | Generic | 116 | 35 | $9,157 |
| Allopurinol | Generic | 74 | 20 | $1,040 |
| Duloxetine Hcl | Generic | 66 | 16 | $1,996 |
| Gabapentin | Generic | 57 | 21 | $1,624 |
| Enbrel (Etanercept) | Brand | 34 | 0 | $363,718 |
| Meloxicam | Generic | 25 | 12 | $232 |
| Celecoxib | Generic | 24 | 11 | $1,788 |
Frequently asked questions
What is Dr. Emma Diiorio's medical specialty?
Dr. Emma Diiorio practices Rheumatology Physician in Rockville, MD.
Where does Dr. Emma Diiorio practice?
Dr. Emma Diiorio practices at 14995 Shady Grove RD, Rockville, MD 208508726. Office phone: 3019427600.
What is Dr. Emma Diiorio's NPI?
Dr. Emma Diiorio's National Provider Identifier (NPI) is 1528067808, issued by NPPES.
Does Dr. Emma Diiorio accept Medicare assignment?
Yes. Dr. Emma Diiorio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Emma Diiorio commonly perform?
Top Medicare-reported procedures in 2023: Injection, tocilizumab, 1 mg (HCPCS J3262); Injection, denosumab, 1 mg (HCPCS J0897); Injection, romosozumab-aqqg, 1 mg (HCPCS J3111). Source: CMS Medicare Physician & Other Practitioners file.