Matthew Leonard, P.A.-C.
NPI 1699846071 · Physician Assistant · Baltimore, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Leonard, P.A.-C. is a Physician Assistant provider in Baltimore, MD (NPI 1699846071).
Provider details
- NPI number
- 1699846071
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C.
- Sex
- Male
- Sole proprietor
- No
- License
- C03314 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 142 | 18 |
| Lamotrigine | 101 | 20 |
| Quetiapine Fumarate | 93 | 18 |
| Escitalopram Oxalate | 71 | 14 |
| Trazodone Hcl | 69 | 12 |
| Alprazolam | 56 | — |
| Fluoxetine Hcl | 54 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,296 across 69 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Matthew Leonard's NPI number?
- Matthew Leonard's National Provider Identifier (NPI) is 1699846071, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Leonard's specialty?
- Matthew Leonard is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Matthew Leonard located?
- Matthew Leonard's practice location on file with NPPES is 4940 Eastern Ave, Baltimore, MD 21224-2735.
- What is Matthew Leonard's phone number?
- The practice phone number listed in the NPPES registry for Matthew Leonard is (410) 550-0359.
- Does Matthew Leonard accept Medicare?
- Matthew Leonard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Leonard's NPI active?
- Yes — Matthew Leonard's NPI (1699846071) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.