William Loeliger, M.D.
NPI 1376544130 · Anesthesiology Physician · Towson, MD
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Loeliger, M.D. is a Anesthesiology Physician provider in Towson, MD (NPI 1376544130).
Provider details
- NPI number
- 1376544130
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0033886 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
236 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Anesthesia for Other Procedure on Urinary System Through Urethra00910 | 70 | $107 |
| Anesthesia for Fragmenting, Manipulation And/Or Removal of Kidney Stone Including Use of an Endoscope00918 | 57 | $166 |
| Anesthesia for Removal of Urinary Bladder Tumors Including Use of an Endoscope00912 | 38 | $163 |
| Anesthesia for Removal of Prostate Including Use of an Endoscope00914 | 34 | $181 |
| Anesthesia for Procedure on Nerves, Muscles, Tendons, and Tissue of Forearm, Wrist, and Hand01810 | 14 | $121 |
| Anesthesia for Other Procedure on Male Genitals00920 | 12 | $179 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$71 across 3 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
- 2005-08-02
- Last updated
- 2018-07-19
Frequently asked questions
- What is William Loeliger's NPI number?
- William Loeliger's National Provider Identifier (NPI) is 1376544130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Loeliger's specialty?
- William Loeliger is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Loeliger located?
- William Loeliger's practice location on file with NPPES is 6701 N Charles St, Towson, MD 21204-6808.
- What is William Loeliger's phone number?
- The practice phone number listed in the NPPES registry for William Loeliger is (410) 296-4616.
- Does William Loeliger accept Medicare?
- William Loeliger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Loeliger's NPI active?
- Yes — William Loeliger's NPI (1376544130) is active in the NPPES registry as of the last update on 2018-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.