Doctor profile · Federal record

Dr. Shanmuga Pudunagar Subbiah, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Medical Oncology Physician · Upland, CA

  • NPI 1699968503
  • Accepts Medicare
  • MIPS 72.8 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 San Bernardino RD Ste 1100
Upland, CA 917864952
(909) 949-2242
fax (909) 981-5783
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
July 17, 2025
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A119729

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699968503. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
35,200
Distinct HCPCS
10
Medicare allowed
$531,513
HCPCS Description Services Patients Avg allowed
J1439 Injection, ferric carboxymaltose, 1 mg 18,000 17 $1
J0185 Injection, aprepitant, 1 mg 6,240 16 $2
J0897 Injection, denosumab, 1 mg 3,420 16 $23
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 2,046 260 $83
J2405 Injection, ondansetron hydrochloride, per 1 mg 1,564 25 $0
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,306 28 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 551 329 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 377 192 $136
96375 Injection of additional new drug or substance into vein 267 30 $17
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 225 198 $182

In context: peer comparison

Among 5 peers in Upland Hematology & Oncology Physician, average services per provider: 654. This provider delivers 54× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$10,171
Transactions
71
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 14 $6,748.82
Novartis Pharmaceuticals Corporation 28 $1,478.88
BeiGene USA, INC. 1 $675.00
Sobi, INC 2 $229.90
Merck Sharp & Dohme LLC 8 $162.65
Janssen Biotech, INC. 2 $129.42
Astellas Pharma US INC 2 $103.08
Emd Serono, INC. 2 $86.07
Aveo Pharmaceuticals, INC. 2 $69.77
Gilead Sciences, INC. 2 $59.27
Lilly USA, LLC 2 $51.55
Karyopharm Therapeutics INC. 2 $49.02
Regeneron Healthcare Solutions, INC. 1 $38.56
Amgen INC. 2 $32.00
Daiichi Sankyo INC. 1 $29.78

By nature of payment

Consulting Fee
$7,450
Food and Beverage
$1,293
Long Term Medical Supply or Device Loan
$1,196
Education
$232

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
543
Patients
124
Total drug cost
$937,148
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 64 14 $46,094
Tamoxifen Citrate Generic 57 15 $1,604
Tagrisso (Osimertinib Mesylate) Brand 50 0 $841,656
Anastrozole Generic 46 14 $1,356
Hydroxyurea Generic 36 0 $1,098
Xarelto (Rivaroxaban) Brand 36 0 $31,939
Ondansetron Hcl Generic 35 18 $467
Dexamethasone Generic 34 17 $533
Gabapentin Generic 32 13 $681
Prochlorperazine Maleate Generic 32 21 $512

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shanmuga Pudunagar Subbiah's medical specialty?
Dr. Shanmuga Pudunagar Subbiah practices Hematology & Oncology Physician in Upland, CA.
Where does Dr. Shanmuga Pudunagar Subbiah practice?
Dr. Shanmuga Pudunagar Subbiah practices at 1100 San Bernardino RD Ste 1100, Upland, CA 917864952. Office phone: 9099492242.
What is Dr. Shanmuga Pudunagar Subbiah's NPI?
Dr. Shanmuga Pudunagar Subbiah's National Provider Identifier (NPI) is 1699968503, issued by NPPES.
Does Dr. Shanmuga Pudunagar Subbiah accept Medicare assignment?
Yes. Dr. Shanmuga Pudunagar Subbiah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shanmuga Pudunagar Subbiah commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, aprepitant, 1 mg (HCPCS J0185); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.