Jeremy Grosser, M.D.
NPI 1235123373 · Internal Medicine Physician · Canoga Park, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeremy Grosser, M.D. is a Internal Medicine Physician provider in Canoga Park, CA (NPI 1235123373).
Provider details
- NPI number
- 1235123373
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A67128 (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
543 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 102 | $135 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 85 | $179 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 80 | $80 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 73 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 65 | $82 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 47 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 183 | 31 |
| Atorvastatin Calcium | 141 | 31 |
| Famotidine | 99 | 18 |
| Levothyroxine Sodium | 94 | 25 |
| Pantoprazole Sodium | 68 | 16 |
| Amlodipine Besylate | 67 | 17 |
| Furosemide | 66 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-05
- Last updated
- 2022-09-04
- Certified
- 2022-09-04
Frequently asked questions
- What is Jeremy Grosser's NPI number?
- Jeremy Grosser's National Provider Identifier (NPI) is 1235123373, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeremy Grosser's specialty?
- Jeremy Grosser is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeremy Grosser located?
- Jeremy Grosser's practice location on file with NPPES is 7355 Topanga Canyon Blvd Ste 200, Canoga Park, CA 91303-1244.
- What is Jeremy Grosser's phone number?
- The practice phone number listed in the NPPES registry for Jeremy Grosser is (818) 885-8500.
- Does Jeremy Grosser accept Medicare?
- Jeremy Grosser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeremy Grosser's NPI active?
- Yes — Jeremy Grosser's NPI (1235123373) is active in the NPPES registry as of the last update on 2022-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.