Doctor profile · Federal record

Dr. Nealanjon Das, DO

Nephrology Physician (CMS: Nephrology) · Internal Medicine Physician · Newark, DE

  • NPI 1528163649
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4923 Ogletown Stanton RD Ste 200
Newark, DE 197132081
(302) 225-0451
fax (302) 225-0472
Additional location
137 W High St Ste 1A
Elkton, MD 219218614
(410) 620-9200
fax (410) 620-9207

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
June 24, 2021
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Delaware #C2-0011770

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528163649. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,901
Distinct HCPCS
10
Medicare allowed
$347,825
HCPCS Description Services Patients Avg allowed
Q5106 Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units 1,950 56 $8
90970 Dialysis services, per day, less than full month service (20 years or older) 579 14 $9
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 561 216 $78
99213 Established patient office or other outpatient visit, 20-29 minutes 306 220 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 287 217 $112
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 264 45 $350
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 171 75 $118
90935 Hemodialysis procedure with physician evaluation 154 76 $71
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 146 134 $130
90966 Home dialysis services per month (20 years or older) 103 16 $291

In context: peer comparison

Among 9 peers in this city , average services per provider: 211. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,217
Transactions
49
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 7 $189.65
Amgen Inc. 7 $169.90
Mallinckrodt Hospital Products Inc. 5 $131.70
CALLIDITAS THERAPEUTICS US INC. 5 $107.86
Novo Nordisk Inc 5 $101.63
Medtronic, Inc. 1 $84.79
Novartis Pharmaceuticals Corporation 3 $74.47
Bayer Healthcare Pharmaceuticals Inc. 3 $63.66
Fresenius USA Marketing, Inc. 2 $41.81
Daiichi Sankyo Inc. 2 $36.52
Travere Therapeutics, Inc. 3 $36.25
Ardelyx, Inc. 2 $36.12
GlaxoSmithKline, LLC. 2 $31.96
Astellas Pharma US Inc 1 $24.60
Takeda Pharmaceuticals U.S.A., Inc. 1 $23.43

By nature of payment

Food and Beverage
$1,168
Education
$49

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,235
Patients
393
Total drug cost
$214,284
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 160 52 $1,579
Lisinopril Generic 145 49 $1,170
Losartan Potassium Generic 116 42 $1,697
Calcitriol Generic 110 27 $2,093
Furosemide Generic 97 32 $610
Jardiance (Empagliflozin) Brand 93 23 $113,176
Carvedilol Generic 78 28 $1,419
Spironolactone Generic 76 25 $1,838
Farxiga (Dapagliflozin Propanediol) Brand 63 21 $82,430
Allopurinol Generic 61 25 $716

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nealanjon Das's medical specialty?
Dr. Nealanjon Das practices Nephrology Physician in Newark, DE.
Where does Dr. Nealanjon Das practice?
Dr. Nealanjon Das practices at 4923 Ogletown Stanton RD Ste 200, Newark, DE 197132081. Office phone: 3022250451.
What is Dr. Nealanjon Das's NPI?
Dr. Nealanjon Das's National Provider Identifier (NPI) is 1528163649, issued by NPPES.
Does Dr. Nealanjon Das accept Medicare assignment?
Yes. Dr. Nealanjon Das accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nealanjon Das commonly perform?
Top Medicare-reported procedures in 2023: Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units (HCPCS Q5106); Dialysis services (HCPCS 90970); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.