Leonard John Giuffreda, M.D.
Family Medicine Physician · Baltimore, MD
Leonard John Giuffreda, M.D. is a family medicine physician with a practice address in Baltimore, Maryland, and NPI 1629384581, issued on Aug 29, 2010. Check the license (Maryland P25907, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Leonard John Giuffreda
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- P25907 MD
MD.207957 LA
Self-reported in NPPES; status is on the state search - Practice location
- 900 S Caton Ave, Baltimore, MD 21229
- Phone
- (410) 368-6000
- Enumerated
- Aug 29, 2010
- Record last updated
- Nov 26, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,912 in Maryland → Look up another NPI →
Also registered at 900 S Caton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leonard John Giuffreda in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license P25907Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family medicine physician in 2024
244 Medicare Part D claims for 196 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass45 claims
- Nitrofurantoin Mono-Macro14 claims
- Paxlovid13 claims
- Albuterol Sulfate Hfa12 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.
Leonard John Giuffreda among 1,912 family medicine physician records in Maryland
Leonard John Giuffreda, M.D. is one of 1,912 family medicine physician records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 65% of them.
- NPI issued2010 · 65% of these records are older, 32% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2019 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in Maryland
There are 1,912 family medicine physician records in Maryland.
All 1,912 in Maryland → Every provider in Baltimore → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Damian Birchess, MDBaltimore, MD 212291770578544
- Joyce Evans, M.D.Baltimore, MD 212291164454005
- Stacy Garrett-RayBaltimore, MD 212291245269018
- Zahra Haider, MDBaltimore, MD 212291265012421
- Amarachi Nwankpah, MDBaltimore, MD 212291023243565
- Victoria Steiner-Larsen, MDBaltimore, MD 212291578558359
- Jane Wilson, M.D.Baltimore, MD 212291720257991
- Mohammed Ahmed, M.D.Catonsville, MD 212281851340319
Common questions
What is Leonard John Giuffreda, M.D.'s NPI number?
Leonard John Giuffreda, M.D.'s National Provider Identifier (NPI) is 1629384581, issued on Aug 29, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Leonard John Giuffreda, M.D. located?
The NPPES record lists a practice address at 900 S Caton Ave, Baltimore, MD, 21229. Phone: (410) 368-6000. Providers update this record themselves, so call before visiting.
How can I verify Leonard John Giuffreda, M.D.'s license?
NPPES lists Maryland license number P25907, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leonard John Giuffreda, M.D. prescribe under Medicare Part D?
In 2024, Leonard John Giuffreda, M.D. had 244 Medicare Part D claims for 196 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.