Ilan Sondheimer
NPI 1639599210 · Anesthesiology Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ilan Sondheimer is a Anesthesiology Physician provider in Atlanta, GA (NPI 1639599210).
Provider details
- NPI number
- 1639599210
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
52 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) |
|---|---|---|
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 19 | $28 |
| Ultrasonic Guidance for Needle Placement76942 | 18 | $30 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 15 | $62 |
Typical Medicare-allowed amounts for these services range $28–$62 (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.
Practice location
Mailing address
Additional practice locations (1)
- 100 E Lancaster AveWynnewood, PA 19096-3450Phone: (484) 476-2000
Registry dates
- Enumerated
- 2014-04-22
- Last updated
- 2018-05-23
Frequently asked questions
- What is Ilan Sondheimer's NPI number?
- Ilan Sondheimer's National Provider Identifier (NPI) is 1639599210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ilan Sondheimer's specialty?
- Ilan Sondheimer is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ilan Sondheimer located?
- Ilan Sondheimer's practice location on file with NPPES is 80 Jesse Hill Jr Dr Se, Atlanta, GA 30303.
- What is Ilan Sondheimer's phone number?
- The practice phone number listed in the NPPES registry for Ilan Sondheimer is (404) 616-1000.
- Does Ilan Sondheimer accept Medicare?
- Ilan Sondheimer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ilan Sondheimer's NPI active?
- Yes — Ilan Sondheimer's NPI (1639599210) is active in the NPPES registry as of the last update on 2018-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.