Patricia Van Leer, M.D.
NPI 1801033204 · Emergency Medicine Physician · Columbia, MD
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Van Leer, M.D. is a Emergency Medicine Physician provider in Columbia, MD (NPI 1801033204).
Provider details
- NPI number
- 1801033204
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- D0079471 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
705 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 224 | $114 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 196 | $166 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 97 | $8 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 94 | $68 |
| Critical Care, First 30-74 Minutes99291 | 94 | $198 |
Typical Medicare-allowed amounts for these services range $8–$198 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 53 | 52 |
| Cephalexin | 48 | 47 |
| Azithromycin | 38 | 38 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 23 | 23 |
| Prednisone | 22 | 21 |
| Methylprednisolone | 20 | 20 |
| Doxycycline Hyclate | 14 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-01-07
- Last updated
- 2016-03-25
Frequently asked questions
- What is Patricia Van Leer's NPI number?
- Patricia Van Leer's National Provider Identifier (NPI) is 1801033204, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Van Leer's specialty?
- Patricia Van Leer is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Van Leer located?
- Patricia Van Leer's practice location on file with NPPES is 5575 Cedar Ln, Columbia, MD 21044-2741.
- What is Patricia Van Leer's phone number?
- The practice phone number listed in the NPPES registry for Patricia Van Leer is (410) 740-7777.
- Does Patricia Van Leer accept Medicare?
- Patricia Van Leer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Van Leer's NPI active?
- Yes — Patricia Van Leer's NPI (1801033204) is active in the NPPES registry as of the last update on 2016-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.