Doctor profile · Federal record

Dr. Tzann Fang, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hematology & Oncology Physician · Medical Oncology Physician · Medical Oncology Physician · Beaverton, OR

  • NPI 1275609349
  • MIPS 45.2 / 100 · 2023
  • 46 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
15700 Sw Greystone CT
Beaverton, OR 970066011
(971) 262-9000
fax (971) 262-9010
Additional location
2300 Southwood Dr
Nashua, NH 030631818
(603) 577-4170
Additional location
87 McGregor St
Manchester, NH 031023765
(603) 695-2500
Show 1 more location
Additional location
4405 Weaver Pkwy
Warrenville, IL 605553269
(630) 352-5450
fax (630) 352-5499

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
April 22, 2025
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (3)
New Hampshire #EL10705 · Illinois #036098895 · Oregon #MD202120

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275609349. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
161
Distinct HCPCS
4
Medicare allowed
$19,568
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 111 97 $125
36415 Insertion of needle into vein for collection of blood sample 22 18 $8
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $240
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $143

In context: peer comparison

Among 3 peers in Beaverton Hematology & Oncology Physician, average services per provider: 35. This provider delivers 4.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$66
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Genmab U.S., INC. 1 $65.79

By nature of payment

Food and Beverage
$66

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
83
Patients
0
Total drug cost
$247,237
Drug Type Claims Patients Total cost
Letrozole Generic 25 0 $1,239
Eliquis (Apixaban) Brand 18 0 $13,897
Anastrozole Generic 16 0 $376
Abiraterone Acetate Generic 13 0 $47,563
Imbruvica (Ibrutinib) Brand 11 0 $184,162

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tzann Fang's medical specialty?
Dr. Tzann Fang practices Hematology & Oncology Physician in Beaverton, OR.
Where does Dr. Tzann Fang practice?
Dr. Tzann Fang practices at 15700 Sw Greystone CT, Beaverton, OR 970066011. Office phone: 9712629000.
What is Dr. Tzann Fang's NPI?
Dr. Tzann Fang's National Provider Identifier (NPI) is 1275609349, issued by NPPES.
Does Dr. Tzann Fang accept Medicare assignment?
Dr. Tzann Fang does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Tzann Fang 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 99205). Source: CMS Medicare Physician & Other Practitioners file.