Doctor profile · Federal record

Dr. Deepnarayan Tiwarri, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Clinton, MD

  • NPI 1649217464
  • Accepts Medicare
  • MIPS 95.2 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8926 Woodyard RD, Suite 201
Clinton, MD 207354220
(301) 868-7911
fax (301) 868-2285

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 14, 2008
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Maryland #D0059942
Medicaid (2)
DC #038001300 · MD #501927300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649217464. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
333,849
Distinct HCPCS
10
Medicare allowed
$3,233,330
HCPCS Description Services Patients Avg allowed
J1439 Injection, ferric carboxymaltose, 1 mg 84,750 70 $1
J1756 Injection, iron sucrose, 1 mg 58,101 79 $0
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 58,000 116 $3
J9271 Injection, pembrolizumab, 1 mg 29,000 24 $54
J0185 Injection, aprepitant, 1 mg 16,770 35 $2
J9263 Injection, oxaliplatin, 0.5 mg 16,700 11 $0
J9267 Injection, paclitaxel, 1 mg 15,315 17 $0
J0897 Injection, denosumab, 1 mg 12,660 70 $23
J1100 Injection, dexamethasone sodium phosphate, 1 mg 4,875 98 $0
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 3,517 817 $8

In context: peer comparison

Among 4 peers in this city , average services per provider: 3,378. This provider delivers 99× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,054
Transactions
61
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 11 $246.60
Novartis Pharmaceuticals Corporation 7 $197.52
Merck Sharp & Dohme LLC 7 $169.76
E.R. Squibb & Sons, L.L.C. 8 $153.94
Alexion Pharmaceuticals, Inc. 3 $94.16
GENZYME CORPORATION 3 $91.30
GlaxoSmithKline, LLC. 4 $90.94
Daiichi Sankyo Inc. 3 $83.14
AstraZeneca Pharmaceuticals LP 3 $71.13
Takeda Pharmaceuticals U.S.A., Inc. 2 $65.59
Astellas Pharma US Inc 2 $49.72
Gilead Sciences, Inc. 2 $46.33
ABBVIE INC. 2 $45.67
Celgene Corporation 2 $45.43
Mirati Therapeutics, Inc. 2 $43.38

By nature of payment

Food and Beverage
$2,054

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
455
Patients
72
Total drug cost
$1,041,162
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 158 34 $148,120
Xarelto (Rivaroxaban) Brand 92 22 $104,000
Letrozole Generic 47 16 $1,773
Warfarin Sodium Generic 45 0 $439
Revlimid (Lenalidomide) Brand 29 0 $570,018
Gabapentin Generic 22 0 $159
Anastrozole Generic 16 0 $513
Ibrance (Palbociclib) Brand 13 0 $209,339
Enoxaparin Sodium Generic 11 0 $5,955
Hydroxyurea Generic 11 0 $730

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Deepnarayan Tiwarri's medical specialty?
Dr. Deepnarayan Tiwarri practices Hematology & Oncology Physician in Clinton, MD.
Where does Dr. Deepnarayan Tiwarri practice?
Dr. Deepnarayan Tiwarri practices at 8926 Woodyard RD, Clinton, MD 207354220. Office phone: 3018687911.
What is Dr. Deepnarayan Tiwarri's NPI?
Dr. Deepnarayan Tiwarri's National Provider Identifier (NPI) is 1649217464, issued by NPPES.
Does Dr. Deepnarayan Tiwarri accept Medicare assignment?
Yes. Dr. Deepnarayan Tiwarri accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Deepnarayan Tiwarri commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, iron sucrose, 1 mg (HCPCS J1756); Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881). Source: CMS Medicare Physician & Other Practitioners file.