Zachary Grunwald, MD
NPI 1306407077 · Emergency Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Grunwald, MD is a Emergency Medicine Physician provider in Philadelphia, PA (NPI 1306407077).
Provider details
- NPI number
- 1306407077
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT217599 (PA)
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
7 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
1,109 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 384 | $9 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 383 | $185 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 122 | $128 |
| Critical Care, First 30-74 Minutes99291 | 101 | $230 |
| Electrocardiogram (ecg) 1 to 3 Leads With Review By Physician Only93042 | 74 | $7 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 |
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 |
|---|---|---|
| Ibuprofen | 44 | 44 |
| Ondansetronbrand: Ondansetron Odt | 43 | 43 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 39 | 39 |
| Oxycodone Hcl | 31 | 31 |
| Pantoprazole Sodium | 26 | 26 |
| Prednisone | 25 | 24 |
| Doxycycline Hyclate | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-24
- Last updated
- 2019-06-24
Frequently asked questions
- What is Zachary Grunwald's NPI number?
- Zachary Grunwald's National Provider Identifier (NPI) is 1306407077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Grunwald's specialty?
- Zachary Grunwald is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Grunwald located?
- Zachary Grunwald's practice location on file with NPPES is 3401 N Broad St, Philadelphia, PA 19140-5103.
- What is Zachary Grunwald's phone number?
- The practice phone number listed in the NPPES registry for Zachary Grunwald is (215) 707-7550.
- Does Zachary Grunwald accept Medicare?
- Zachary Grunwald is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Grunwald's NPI active?
- Yes — Zachary Grunwald's NPI (1306407077) is active in the NPPES registry as of the last update on 2019-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.