Doctor profile · Federal record

Dr. David Siu, M.D.

Specialist (CMS: Nephrology) · York, PA

  • NPI 1255303939
  • Accepts Medicare
  • MIPS 80.9 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1920 Queenswood Dr, Suite 200
York, PA 174034269
(717) 747-3566
fax (717) 747-3678

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
January 9, 2013
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Pennsylvania #MD425667

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255303939. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,545
Distinct HCPCS
9
Medicare allowed
$189,170
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 530 152 $114
90970 Dialysis services, per day, less than full month service (20 years or older) 376 20 $9
99215 Established patient office or other outpatient visit, 40-54 minutes 238 136 $172
99291 Critical care, first 30-74 minutes 124 42 $205
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 96 83 $168
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 93 24 $345
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 43 23 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 28 24 $124
99205 New patient office or other outpatient visit, 60-74 minutes 17 17 $214

In context: peer comparison

Among 1 peers in York Specialist, average services per provider: 171. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,326
Transactions
37
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, INC. 6 $455.47
AstraZeneca Pharmaceuticals Lp 6 $198.64
Amgen INC. 5 $129.59
Mallinckrodt Hospital Products INC. 3 $93.33
Kyowa Kirin, INC. 2 $55.65
Takeda Pharmaceuticals U.S.A., INC. 2 $49.63
Otsuka Pharmaceutical Development & Commercialization, INC. 2 $43.53
Ardelyx, INC. 2 $40.28
GlaxoSmithKline, LLC. 2 $36.41
Lilly USA, LLC 2 $29.21
Otsuka America Pharmaceutical, INC. 1 $28.54
Ultragenyx Pharmaceutical INC. 1 $27.56
Calliditas Therapeutics US INC. 1 $24.95
Fresenius USA Marketing, INC. 1 $24.71
Bayer Healthcare Pharmaceuticals INC. 1 $19.25

By nature of payment

Food and Beverage
$951
Consulting Fee
$375

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
658
Patients
135
Total drug cost
$131,705
Drug Type Claims Patients Total cost
Calcitriol Generic 87 24 $1,547
Furosemide Generic 86 35 $661
Farxiga (Dapagliflozin Propanediol) Brand 79 17 $57,712
Losartan Potassium Generic 46 14 $418
Carvedilol Generic 45 16 $530
Cinacalcet Hcl Generic 44 0 $27,402
Allopurinol Generic 41 12 $463
Lisinopril Generic 41 17 $200
Jardiance (Empagliflozin) Brand 38 0 $29,574
Clinisol (Parenteral Amino Acid 15% No.5) Brand 33 0 $6,071

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Siu's medical specialty?
Dr. David Siu practices Specialist in York, PA.
Where does Dr. David Siu practice?
Dr. David Siu practices at 1920 Queenswood Dr, York, PA 174034269. Office phone: 7177473566.
What is Dr. David Siu's NPI?
Dr. David Siu's National Provider Identifier (NPI) is 1255303939, issued by NPPES.
Does Dr. David Siu accept Medicare assignment?
Yes. Dr. David Siu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Siu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Dialysis services (HCPCS 90970); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.