Doctor profile · Federal record
Dr. Man Shim, M.D.
Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Costa Mesa, CA
- NPI 1356536007
- Accepts Medicare
- MIPS 75.3 / 100 · 2023
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
722 Baker St
Costa Mesa, CA 926264320
(714) 557-6300
fax (714) 966-9567
Credentials & registration
- NPI registered
- September 2007 — 19 yrs on file
- Profile last updated
- May 6, 2020
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A97707
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356536007. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
258
Distinct HCPCS
5
Medicare allowed
$27,623
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 84 | 53 | $139 | |
36415 |
Insertion of needle into vein for collection of blood sample | 62 | 34 | $6 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 52 | 52 | $180 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 49 | 21 | $99 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 11 | 11 | $124 |
In context: peer comparison
Among 1 peers in Costa Mesa Rheumatology Physician, average services per provider: 51. This provider delivers 5.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,030
Patients
222
Total drug cost
$656,714
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 252 | 65 | $2,284 |
| Methotrexate (Methotrexate Sodium) | Brand | 231 | 66 | $13,013 |
| Hydroxychloroquine Sulfate | Generic | 185 | 53 | $14,720 |
| Allopurinol | Generic | 51 | 12 | $838 |
| Enbrel Sureclick (Etanercept) | Brand | 43 | 0 | $327,947 |
| Sulfasalazine Dr (Sulfasalazine) | Brand | 39 | 13 | $2,305 |
| Folic Acid | Generic | 38 | 13 | $228 |
| Leflunomide | Generic | 30 | 0 | $3,455 |
| Alendronate Sodium | Generic | 29 | 0 | $451 |
| Sulfasalazine | Generic | 28 | 0 | $1,228 |
Hospital affiliations
Frequently asked questions
What is Dr. Man Shim's medical specialty?
Dr. Man Shim practices Rheumatology Physician in Costa Mesa, CA.
Where does Dr. Man Shim practice?
Dr. Man Shim practices at 722 Baker St, Costa Mesa, CA 926264320. Office phone: 7145576300.
What is Dr. Man Shim's NPI?
Dr. Man Shim's National Provider Identifier (NPI) is 1356536007, issued by NPPES.
Does Dr. Man Shim accept Medicare assignment?
Yes. Dr. Man Shim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Man Shim commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.