Doctor profile · Federal record
Dr. Misako Nagasaka, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Orange, CA
- NPI 1063707958
- Accepts Medicare
- MIPS 91.2 / 100 · 2023
- 18 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 the City Dr S
Orange, CA 928683201
(714) 456-8000 - Mailing address
-
200 S Manchester Ave Ste 300
Orange, CA 928683219
Credentials & registration
- NPI registered
- June 2011 — 15 yrs on file
- Profile last updated
- March 21, 2023
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- California #A174243 · Michigan #4301104988
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1063707958. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
647
Distinct HCPCS
6
Medicare allowed
$98,769
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 500 | 92 | $151 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 47 | 13 | $191 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 32 | 27 | $103 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 29 | 29 | $191 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 24 | 24 | $183 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 15 | 11 | $70 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 1,067. This provider delivers 0.6× the peer median.Open Payments
Industry payments received
All-time total
$119,807
Transactions
108
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 52 | $52,399.52 | |
| PFIZER INC. | 12 | $26,517.61 | |
| Regeneron Healthcare Solutions, Inc. | 17 | $22,296.15 | |
| AstraZeneca Pharmaceuticals LP | 4 | $6,290.22 | |
| E.R. Squibb & Sons, L.L.C. | 12 | $4,255.48 | |
| Eli Lilly and Company | 2 | $3,200.00 | |
| Regeneron Pharmaceuticals, Inc. | 2 | $2,163.00 | |
| Janssen Global Services, LLC | 2 | $1,559.75 | |
| Boehringer Ingelheim International GmbH | 1 | $833.33 | |
| Daiichi Sankyo Inc. | 3 | $178.33 | |
| Genentech USA, Inc. | 1 | $113.76 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
522
Patients
162
Total drug cost
$2,253,790
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tagrisso (Osimertinib Mesylate) | Brand | 112 | 16 | $2,121,388 |
| Dexamethasone | Generic | 71 | 27 | $772 |
| Olanzapine | Generic | 50 | 14 | $345 |
| Triamcinolone Acetonide | Generic | 47 | 11 | $747 |
| Ondansetron Hcl | Generic | 34 | 24 | $579 |
| Prochlorperazine Maleate | Generic | 33 | 21 | $370 |
| Levothyroxine Sodium | Generic | 29 | 0 | $326 |
| Mirtazapine | Generic | 28 | 12 | $645 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 24 | 14 | $619 |
| Megestrol Acetate | Generic | 22 | 0 | $7,877 |
Frequently asked questions
What is Dr. Misako Nagasaka's medical specialty?
Dr. Misako Nagasaka practices Hematology & Oncology Physician in Orange, CA.
Where does Dr. Misako Nagasaka practice?
Dr. Misako Nagasaka practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7144568000.
What is Dr. Misako Nagasaka's NPI?
Dr. Misako Nagasaka's National Provider Identifier (NPI) is 1063707958, issued by NPPES.
Does Dr. Misako Nagasaka accept Medicare assignment?
Yes. Dr. Misako Nagasaka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Misako Nagasaka commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); 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.