Jared Greenholz, MD
NPI 1417930520 · Emergency Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jared Greenholz, MD is a Emergency Medicine Physician provider in Oakland, CA (NPI 1417930520).
Provider details
- NPI number
- 1417930520
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- A64953 (CA)
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
20 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
1,360 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 | 420 | $186 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 299 | $9 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 273 | $129 |
| Critical Care, Each Additional 30 Minutes99292 | 205 | $115 |
| Critical Care, First 30-74 Minutes99291 | 101 | $228 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 62 | $76 |
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 |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 68 | 67 |
| Tramadol Hcl | 38 | 38 |
| Cephalexin | 36 | 36 |
| Prednisone | 26 | 25 |
| Ondansetronbrand: Ondansetron Odt | 24 | 24 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 17 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jared Greenholz's NPI number?
- Jared Greenholz's National Provider Identifier (NPI) is 1417930520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jared Greenholz's specialty?
- Jared Greenholz is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jared Greenholz located?
- Jared Greenholz's practice location on file with NPPES is 1411 E 31st St, Oakland, CA 94602-1018.
- What is Jared Greenholz's phone number?
- The practice phone number listed in the NPPES registry for Jared Greenholz is (209) 342-2300.
- Does Jared Greenholz accept Medicare?
- Jared Greenholz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jared Greenholz's NPI active?
- Yes — Jared Greenholz's NPI (1417930520) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.