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Infectious Disease

Jeremy D. Gradon, MD

Works at hospitals in Baltimore, MD · Maryland

Summary

Dr. Jeremy D. Gradon, MD is an infectious disease doctor at 2435 W Belvedere Ave, 17 Sinai Infectious Disease Associates, Baltimore, MD 21215. Phone: (410) 601-6207. May accept Medicare assignment. In 2024, Jeremy D. Gradon had 295 Original Medicare patients and 1,250 services. NPI 1124078340. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Jeremy D. Gradon, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jeremy D. Gradon accept Medicare assignment?
Medicare's clinician data says Jeremy D. Gradon may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Jeremy D. Gradon see?
In 2024, CMS data shows 295 Original Medicare patients and 1,250 services for Jeremy D. Gradon. This counts Original Medicare only and measures volume, not quality.
What is Jeremy D. Gradon's NPI number?
1124078340. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jeremy D. Gradon, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients295
Services billed to Medicare1,250
Different services or procedures4
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)833 services
  2. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)171 services
  3. Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes (99221)124 services
  4. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)122 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis63%
  • Chronic kidney disease59%
  • Diabetes57%
  • Heart failure49%

Hospitals where Jeremy D. Gradon works

Medicare's Facility Affiliation Data lists Jeremy D. Gradon at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Jeremy D. Gradon is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jeremy D. Gradon as a member of this group (CMS data updated October 2, 2026).

  • Sinai Hospital of Baltimore, Inc380 clinicians in the group

Specialties

Find other Infectious Disease doctors in Maryland →

Other infectious disease doctors in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All infectious disease doctors in Baltimore →

Other clinicians in Sinai Hospital of Baltimore, Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolMiddlesex University School Of Medicine
Graduation year1984 (42 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1124078340
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians