NPPES file of Aug 9, 2026

Gregg Martin Delossantos

Foot & Ankle Surgery Podiatrist · Chicago, IL

Gregg Martin Delossantos is a foot & ankle surgery podiatrist with a practice address in Chicago, Illinois, and NPI 1184886517, issued on Jun 26, 2008. Check the license (Illinois 016005158, as entered in NPPES) with the Illinois board that licenses this profession; 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
1184886517
Name
Gregg Martin Delossantos
Primary taxonomy
Foot & Ankle Surgery Podiatrist 213ES0103X
License number
016005158 IL
Self-reported in NPPES; status is on the state search
Practice location
2839 W Madison St, Chicago, IL 60612
Phone
(773) 533-5500
Enumerated
Jun 26, 2008
Record last updated
Apr 7, 2023
Fax
(773) 533-0945
Medicare enrollment
Enrolled (PECOS I20040129000273); accepts Medicare assignment
Medical or professional school
William M. Scholl College Of Podiatric Medicine, 2002
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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8 nearest foot & ankle surgery podiatrist records → All 602 in Illinois → Look up another NPI →

Verify Gregg Martin Delossantos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 016005158    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
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69% fewer Medicare Part D claims than the average foot & ankle surgery podiatrist in 2024

104 Medicare Part D claims for 37 beneficiaries, against an average of 335 among the 7,761 providers of this specialty who prescribed in Part D.

  1. Gregg Delossantos104
  2. Specialty average335

Most prescribed

  1. Cephalexin15 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.

Gregg Martin Delossantos among 602 foot & ankle surgery podiatrist records in Illinois

Gregg Martin Delossantos is one of 602 foot & ankle surgery podiatrist records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 42% of them.

  • NPI issued2008 · 42% of these records are older, 52% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2002 · median 2009 among the 434 with a school on file
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 213ES0103X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Foot & Ankle Surgery Podiatrist providers in Illinois

There are 602 foot & ankle surgery podiatrist records in Illinois.

All 602 in Illinois → Every provider in Chicago → Foot & Ankle Surgery Podiatrist nationwide →

The 8 foot & ankle surgery podiatrist records with the nearest ZIP codes

  1. Jeffery Alexander, DPMChicago, IL 606121407844210
  2. Bishoy Botros, DPMChicago, IL 606121013562578
  3. Whitney Castle, DPMChicago, IL 606121467714246
  4. Kellen CohnChicago, IL 606121568802734
  5. Benjamin Galloway, DPMChicago, IL 606121568088706
  6. Kelley Holloway - MarshallChicago, IL 606121942593231
  7. Lijo John, DPMChicago, IL 606121639552029
  8. Katie LandryChicago, IL 606121770089609

Common questions

What is Gregg Martin Delossantos's NPI number?

Gregg Martin Delossantos's National Provider Identifier (NPI) is 1184886517, issued on Jun 26, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Gregg Martin Delossantos located?

The NPPES record lists a practice address at 2839 W Madison St, Chicago, IL, 60612. Phone: (773) 533-5500. Providers update this record themselves, so call before visiting.

How can I verify Gregg Martin Delossantos's license?

NPPES lists Illinois license number 016005158, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Gregg Martin Delossantos prescribe under Medicare Part D?

In 2024, Gregg Martin Delossantos had 104 Medicare Part D claims for 37 beneficiaries; the average among foot & ankle surgery podiatrist prescribers was 335. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.