Doctor profile · Federal record

Dr. Tiffany Tanaka, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · San Diego, CA

  • NPI 1407159726
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
402 Dickinson St, Suite 380
San Diego, CA 921036902
(619) 290-7497
Mailing address
Po Box 232410, Suite 380
San Diego, CA 921932410

Credentials & registration

NPPES · NUCC
NPI registered
December 2010 — 16 yrs on file
Profile last updated
January 24, 2017
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A119740

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407159726. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
437
Distinct HCPCS
5
Medicare allowed
$56,109
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 287 60 $123
99215 Established patient office or other outpatient visit, 40-54 minutes 87 31 $149
99214 Established patient office or other outpatient visit, 30-39 minutes 30 21 $101
99239 Hospital discharge day management, more than 30 minutes 20 18 $119
99205 New patient office or other outpatient visit, 60-74 minutes 13 13 $187

In context: peer comparison

Among 34 peers in San Diego Hematology & Oncology Physician, average services per provider: 650. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$6,190
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Servier Pharmaceuticals LLC 2 $4,080.00
E.R. Squibb & Sons, L.L.C. 1 $2,076.00
Celgene Corporation 1 $33.82

By nature of payment

Consulting Fee
$6,156
Food and Beverage
$34

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
225
Patients
20
Total drug cost
$833,322
Drug Type Claims Patients Total cost
Hydroxyurea Generic 77 20 $3,603
Imatinib Mesylate Generic 45 0 $107,739
Acyclovir Generic 22 0 $412
Jakafi (Ruxolitinib Phosphate) Brand 22 0 $397,103
Bosulif (Bosutinib) Brand 13 0 $232,925
Eliquis (Apixaban) Brand 12 0 $10,290
Xarelto (Rivaroxaban) Brand 12 0 $5,909
Ondansetron Hcl Generic 11 0 $53
Promacta (Eltrombopag Olamine) Brand 11 0 $75,289

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Tanaka's medical specialty?
Dr. Tiffany Tanaka practices Hematology & Oncology Physician in San Diego, CA.
Where does Dr. Tiffany Tanaka practice?
Dr. Tiffany Tanaka practices at 402 Dickinson St, San Diego, CA 921036902. Office phone: 6192907497.
What is Dr. Tiffany Tanaka's NPI?
Dr. Tiffany Tanaka's National Provider Identifier (NPI) is 1407159726, issued by NPPES.
Does Dr. Tiffany Tanaka accept Medicare assignment?
Yes. Dr. Tiffany Tanaka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Tanaka commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); 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.