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Infectious Disease

Leonardo Girio-Herrera, DO

Works at hospitals in Bel Air, MD · Baltimore, MD · Maryland

Summary

Dr. Leonardo Girio-Herrera, DO is an infectious disease doctor at 615 W Macphail Rd, Suite 206, Bel Air, MD 21014. Phone: (443) 643-2236. Accepts Medicare assignment. In 2024, Leonardo Girio-Herrera had 708 Original Medicare patients and 1,802 services. NPI 1982836904. 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.

  • Specialty: Infectious disease doctor (Medicare lists Infectious Disease)
  • Address: 615 W Macphail Rd, Suite 206, Bel Air, MD 21014 · Directions
  • Phone: (443) 643‑2236
  • Medicare: Accepts Medicare assignment
  • Hospitals: Umd Upper Chesapeake Medical Center, University of Maryland Medical Center
  • Group practice: Upper Chesapeake Primary Care, LLC
  • Medical school: Ohio University, College Of Osteopathic Medicine · graduated 2009 (17 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Leonardo Girio-Herrera, 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 Leonardo Girio-Herrera accept Medicare assignment?
Yes. Medicare's clinician data says Leonardo Girio-Herrera accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Leonardo Girio-Herrera see?
In 2024, CMS data shows 708 Original Medicare patients and 1,802 services for Leonardo Girio-Herrera. This counts Original Medicare only and measures volume, not quality.
What is Leonardo Girio-Herrera's NPI number?
1982836904. 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 Leonardo Girio-Herrera, 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 patients708
Services billed to Medicare1,802
Different services or procedures17
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)891 services
  2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)408 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)158 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)124 services
  5. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)61 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%
  • Diabetes52%
  • Ischemic heart disease52%
  • Chronic kidney disease51%

Hospitals where Leonardo Girio-Herrera works

Medicare's Facility Affiliation Data lists Leonardo Girio-Herrera 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 Leonardo Girio-Herrera is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Leonardo Girio-Herrera as a member of this group (CMS data updated October 2, 2026).

  • Upper Chesapeake Primary Care, LLC17 clinicians in the group

Specialties

Find other Infectious Disease doctors in Maryland →

Other infectious disease doctors in Maryland

Clinicians with the same Medicare primary specialty in Maryland — not a recommendation.

All infectious disease doctors in Maryland →

Other clinicians in Upper Chesapeake Primary Care, LLC

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

Clinician information

CredentialDO
Medical schoolOhio University, College Of Osteopathic Medicine
Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1982836904
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