Margaret Gildwarg, PA-C
NPI 1336798933 · Physician Assistant · Alexandria, LA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Gildwarg, PA-C is a Physician Assistant provider in Alexandria, LA (NPI 1336798933).
Provider details
- NPI number
- 1336798933
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 320944 (LA)
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 tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
335 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) |
|---|---|---|
| Aspiration of Fluid From Chest Cavity Using Imaging Guidance32555 | 127 | $86 |
| Drainage of Fluid From Abdominal Cavity Using Imaging Guidance49083 | 82 | $83 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 49 | $67 |
| Removal of Tunneled Central Venous Tube36589 | 31 | $107 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 28 | $11 |
| Removal of Spinal Fluid With Lower Back Spinal Tap for Diagnostic Test Using Imaging Guidance62328 | 18 | $68 |
Typical Medicare-allowed amounts for these services range $11–$107 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Additional practice locations (1)
- 3330 Masonic DrAlexandria, LA 71301-3841Phone: (318) 483-4090
Registry dates
- Enumerated
- 2019-09-05
- Last updated
- 2025-09-10
- Certified
- 2025-09-10
Frequently asked questions
- What is Margaret Gildwarg's NPI number?
- Margaret Gildwarg's National Provider Identifier (NPI) is 1336798933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Gildwarg's specialty?
- Margaret Gildwarg is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Gildwarg located?
- Margaret Gildwarg's practice location on file with NPPES is 2108 Texas Ave, Alexandria, LA 71301-3944.
- What is Margaret Gildwarg's phone number?
- The practice phone number listed in the NPPES registry for Margaret Gildwarg is (318) 448-1041.
- Does Margaret Gildwarg accept Medicare?
- Margaret Gildwarg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Gildwarg's NPI active?
- Yes — Margaret Gildwarg's NPI (1336798933) is active in the NPPES registry as of the last update on 2025-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.