Jeffrey Zeitler, M.D.
NPI 1386796035 · Emergency Medicine Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Zeitler, M.D. is a Emergency Medicine Physician provider in Naperville, IL (NPI 1386796035).
Provider details
- NPI number
- 1386796035
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-094387 (IL)
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
19 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
677 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 High Level of Medical Decision Making99285 | 299 | $179 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 220 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 115 | $123 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 27 | $70 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 16 | $97 |
Typical Medicare-allowed amounts for these services range $8–$179 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 27 | 27 |
| Doxycycline Hyclate | 24 | 23 |
| Dicyclomine Hcl | 21 | 21 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 21 | 21 |
| Tramadol Hcl | 20 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 18 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-16
- Last updated
- 2025-11-20
- Certified
- 2025-11-20
Frequently asked questions
- What is Jeffrey Zeitler's NPI number?
- Jeffrey Zeitler's National Provider Identifier (NPI) is 1386796035, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Zeitler's specialty?
- Jeffrey Zeitler is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Zeitler located?
- Jeffrey Zeitler's practice location on file with NPPES is 801 S Washington St, Naperville, IL 60540-7430.
- What is Jeffrey Zeitler's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Zeitler is (630) 527-3358.
- Does Jeffrey Zeitler accept Medicare?
- Jeffrey Zeitler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Zeitler's NPI active?
- Yes — Jeffrey Zeitler's NPI (1386796035) is active in the NPPES registry as of the last update on 2025-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.