Doctor profile · Federal record
Dr. Michael Cheng, DO
Rheumatology Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Orange, CA
- NPI 1003109513
- Accepts Medicare
- MIPS 91.2 / 100 · 2023
- 15 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
101 the City Dr S
Orange, CA 928683201
(714) 456-7110 - Additional location
-
5572 Sweet Gum CT
Chino Hills, CA 917094584
(909) 217-8423 - Mailing address
-
5572 Sweet Gum CT
Chino Hills, CA 917094584
Credentials & registration
- NPI registered
- May 2011 — 15 yrs on file
- Profile last updated
- June 28, 2019
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #20A12483
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003109513. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,920
Distinct HCPCS
10
Medicare allowed
$126,501
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 1,260 | 16 | $23 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 231 | 122 | $195 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 175 | 115 | $140 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 40 | 32 | $129 | |
J1030 |
Injection, methylprednisolone acetate, 40 mg | 40 | 21 | $8 | |
20610 |
Aspiration and/or injection of fluid from large joint | 31 | 20 | $85 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 28 | 28 | $241 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 27 | 27 | $183 | |
96372 |
Injection of drug or substance under skin or into muscle | 24 | 19 | $16 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 23 | 19 | $99 |
In context: peer comparison
Among 6 peers in Orange Rheumatology Physician, average services per provider: 73. This provider delivers 26× the peer median.Open Payments
Industry payments received
All-time total
$4,038
Transactions
5
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 1 | $3,700.00 | |
| Aurinia Pharma U.S., INC. | 3 | $254.21 | |
| Genzyme Corporation | 1 | $83.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
767
Patients
140
Total drug cost
$519,468
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 118 | 38 | $1,466 |
| Hydroxychloroquine Sulfate | Generic | 88 | 26 | $7,017 |
| Methotrexate (Methotrexate Sodium) | Brand | 87 | 18 | $4,593 |
| Celecoxib | Generic | 72 | 16 | $3,745 |
| Colchicine | Generic | 58 | 17 | $9,082 |
| Meloxicam | Generic | 55 | 0 | $305 |
| Gabapentin | Generic | 41 | 12 | $963 |
| Xeljanz Xr (Tofacitinib Citrate) | Brand | 39 | 0 | $234,926 |
| Allopurinol | Generic | 38 | 0 | $745 |
| Actemra (Tocilizumab) | Brand | 31 | 0 | $126,502 |
Frequently asked questions
What is Dr. Michael Cheng's medical specialty?
Dr. Michael Cheng practices Rheumatology Physician in Orange, CA.
Where does Dr. Michael Cheng practice?
Dr. Michael Cheng practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7144567110.
What is Dr. Michael Cheng's NPI?
Dr. Michael Cheng's National Provider Identifier (NPI) is 1003109513, issued by NPPES.
Does Dr. Michael Cheng accept Medicare assignment?
Yes. Dr. Michael Cheng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Cheng commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.