NPPES file of Aug 9, 2026

Harry J. Anagnostakos, DO

Gastroenterology Physician · Lewes, DE

Harry J. Anagnostakos, DO is a gastroenterology physician with a practice address in Lewes, Delaware, and NPI 1124036017, issued on Aug 4, 2006. Check the license (Delaware C20003464, 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
1124036017
Name
Harry J. Anagnostakos
Credential
DO
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
C20003464 DE
Self-reported in NPPES; status is on the state search
Practice location
400 Savannah RD, Lewes, DE 19958
Phone
(302) 645-3555
Enumerated
Aug 4, 2006
Record last updated
Feb 6, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(302) 644-3560
Medicaid ID
0000221803 DE
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 400 Savannah RD

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

  1. Vanessa AdamsNurse Practitioner1093856320
  2. Ercilia Arias, M.D.Pulmonary Disease Physician1720032675
  3. Terry Hess, NNP-BCNeonatal Nurse Practitioner1417196445
  4. Scott Olewiler, M.D.Infectious Disease Physician1205881893
  5. Paolo Peghini, MDGastroenterology Physician1558379446
  6. Michael Salvatore, M.D.Pulmonary Disease Physician1346295722

Verify Harry J. Anagnostakos 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 C20003464
    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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44% fewer Medicare Part D claims than the average gastroenterology physician in 2024

455 Medicare Part D claims for 110 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Harry Anagnostakos455
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium26 claims
  2. Amlodipine Besylate23 claims
  3. Clenpiq22 claims
  4. Lisinopril21 claims
  5. Levothyroxine Sodium19 claims
  6. Linzess15 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: $118.82

7 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Harry Anagnostakos$118.82
  2. Specialty average$5,015.95

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

Harry J. Anagnostakos among 47 gastroenterology physician records in Delaware

Harry J. Anagnostakos, DO is one of 47 gastroenterology physician records with a practice address in Delaware. 89% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 57% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2014 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Delaware

There are 47 gastroenterology physician records in Delaware.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Sujay AlvencarLewes, DE 199581508429473
  2. Geoffrey Braden, M.D.Lewes, DE 199581275597809
  3. Richard Caruso, MDLewes, DE 199581548252265
  4. Scott Clark, MDLewes, DE 199581538119979
  5. Robert Deckmann, MDLewes, DE 199581114935004
  6. Heather Gibbs, M.D.Lewes, DE 199581275895625
  7. Shaina Lynch, D.O.Lewes, DE 199581235575036
  8. Paolo Peghini, MDLewes, DE 199581558379446

Common questions

What is Harry J. Anagnostakos, DO's NPI number?

Harry J. Anagnostakos, DO's National Provider Identifier (NPI) is 1124036017, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Harry J. Anagnostakos, DO located?

The NPPES record lists a practice address at 400 Savannah RD, Lewes, DE, 19958. Phone: (302) 645-3555. Providers update this record themselves, so call before visiting.

How can I verify Harry J. Anagnostakos, DO's license?

NPPES lists Delaware license number C20003464, 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 Harry J. Anagnostakos, DO prescribe under Medicare Part D?

In 2024, Harry J. Anagnostakos, DO had 455 Medicare Part D claims for 110 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.