Doctor profile · Federal record

Dr. Yiyi Yan, M.D, PH.D.

Hematology (Internal Medicine) Physician · Internal Medicine Physician · Medical Oncology Physician · Jacksonville, FL

  • NPI 1710279849
  • 15 yrs on file
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4500 San Pablo RD S
Jacksonville, FL 322241865
(904) 953-2000
Additional location
1001 S George St, York Hospital - Medical Education
York, PA 174033676
(717) 851-4751
fax (717) 741-8016
Additional location
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
July 16, 2024
Specialty taxonomy
207RH0000X — NUCC code
State licenses (3)
Florida #ME157238 · Pennsylvania #MT198894 · Minnesota #57943

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710279849. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
55,406
Distinct HCPCS
10
Medicare allowed
$1,364,665
HCPCS Description Services Patients Avg allowed
J9271 Injection, pembrolizumab, 1 mg 10,802 44 $48
Q5110 Injection, filgrastim-aafi, biosimilar, (nivestym), 1 microgram 9,480 15 $0
J9144 Injection, daratumumab, 10 mg and hyaluronidase-fihj 7,380 31 $47
J9299 Injection, nivolumab, 1 mg 6,520 16 $30
J1453 Injection, fosaprepitant, 1 mg 6,000 37 $0
J9267 Injection, paclitaxel, 1 mg 2,454 15 $0
J0897 Injection, denosumab, 1 mg 2,220 18 $23
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,512 102 $0
Q5119 Injection, rituximab-pvvr, biosimilar, (ruxience), 10 mg 1,320 17 $28
J2405 Injection, ondansetron hydrochloride, per 1 mg 1,108 95 $0

In context: peer comparison

Among 1 peers in Jacksonville Hematology (Internal Medicine) Physician, average services per provider: 1,108. This provider delivers 50× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Yiyi Yan's medical specialty?
Dr. Yiyi Yan practices Hematology (Internal Medicine) Physician in Jacksonville, FL.
Where does Dr. Yiyi Yan practice?
Dr. Yiyi Yan practices at 4500 San Pablo RD S, Jacksonville, FL 322241865. Office phone: 9049532000.
What is Dr. Yiyi Yan's NPI?
Dr. Yiyi Yan's National Provider Identifier (NPI) is 1710279849, issued by NPPES.
What procedures does Dr. Yiyi Yan commonly perform?
Top Medicare-reported procedures in 2023: Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, filgrastim-aafi, biosimilar, (nivestym), 1 microgram (HCPCS Q5110); Injection, daratumumab, 10 mg and hyaluronidase-fihj (HCPCS J9144). Source: CMS Medicare Physician & Other Practitioners file.