NPPES file of Aug 9, 2026

Nealanjon P. Das, DO

Nephrology Physician · Newark, DE

Nealanjon P. Das, DO is a nephrology physician with a practice address in Newark, Delaware, and NPI 1528163649, issued on Sep 13, 2006. Check the license (Delaware C2-0011770, as entered in NPPES) on the Delaware Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528163649
Name
Nealanjon P. Das
Credential
DO
Primary taxonomy
Nephrology Physician 207RN0300X
License number
C2-0011770 DE
Self-reported in NPPES; status is on the state search
Practice location
4923 Ogletown Stanton RD Ste 200, Newark, DE 19713
Phone
(302) 225-0451
Enumerated
Sep 13, 2006
Record last updated
Jun 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(302) 225-0472
Medicare enrollment
Enrolled (PECOS I20190207001871); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2001
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4923 Ogletown Stanton RD Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jittu Abraham, NPNurse Practitioner1902569353
  2. Liann Abu Salman, MDNephrology Physician1982125860
  3. Rebecca BairdNurse's Aide1821654005
  4. Charles BodineNurse's Aide1225592884
  5. Peter Burke, D.O.Nephrology Physician1902126493
  6. Farhana Chowdhury, MDNephrology Physician1710218235

Verify Nealanjon P. Das in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDelaware Board of Medical Licensure and Discipline
    Search for license C2-0011770
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Delaware license search

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26% more Medicare Part D claims than the average nephrology physician in 2024

1,843 Medicare Part D claims for 316 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Nealanjon Das1,843
  2. Specialty average1,465

Most prescribed

  1. Amlodipine Besylate139 claims
  2. Lisinopril123 claims
  3. Losartan Potassium109 claims
  4. Furosemide86 claims
  5. Calcitriol77 claims
  6. Spironolactone74 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $1,216.86

52 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nealanjon Das$1,216.86
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Nephrology Associates PAElkton, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nealanjon P. Das among 52 nephrology physician records in Delaware

Nealanjon P. Das, DO is one of 52 nephrology physician records with a practice address in Delaware. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 29% of them.

  • NPI issued2006 · 29% of these records are older, 46% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2001 · median 2001 among the 39 with a school on file
  • Record last updated2021 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Delaware

There are 52 nephrology physician records in Delaware.

The 8 nephrology physician records with the nearest ZIP codes

  1. Feroz Abubacker Kaniyamparambil, M.DNewark, DE 197131710119045
  2. Piyaporn Apivatanagul, MDNewark, DE 197131477766707
  3. Peter Burke, D.O.Newark, DE 197131902126493
  4. Farhana Chowdhury, MDNewark, DE 197131710218235
  5. Jeffrey Cicone, MDNewark, DE 197131699773663
  6. Robert Cox, MDNewark, DE 197131992704639
  7. William Dahms, D.O.Newark, DE 197131952419376
  8. Manthodi Faisal, MDNewark, DE 197131245396787

Common questions

What is Nealanjon P. Das, DO's NPI number?

Nealanjon P. Das, DO's National Provider Identifier (NPI) is 1528163649, issued on Sep 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nealanjon P. Das, DO located?

The NPPES record lists a practice address at 4923 Ogletown Stanton RD Ste 200, Newark, DE, 19713. Phone: (302) 225-0451. Providers update this record themselves, so call before visiting.

How can I verify Nealanjon P. Das, DO's license?

NPPES lists Delaware license number C2-0011770, as entered by the provider. Search the Delaware Board of Medical Licensure and Discipline at https://delpros.delaware.gov/OH_VerifyLicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nealanjon P. Das, DO prescribe under Medicare Part D?

In 2024, Nealanjon P. Das, DO had 1,843 Medicare Part D claims for 316 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.