Daniel Rosen, MD
NPI 1801170519 · Internal Medicine Physician · Calabasas, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Rosen, MD is a Internal Medicine Physician provider in Calabasas, CA (NPI 1801170519).
Provider details
- NPI number
- 1801170519
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A127747 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,339 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 605 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 499 | $131 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 454 | $59 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 279 | $184 |
| Urinalysis, Manual Test81002 | 240 | $3 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 160 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 102 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 378 | 95 |
| Pantoprazole Sodium | 236 | 61 |
| Escitalopram Oxalate | 214 | 50 |
| Levothyroxine Sodium | 163 | 45 |
| Alprazolam | 156 | 38 |
| Amlodipine Besylate | 139 | 36 |
| Famotidine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$819 across 37 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-09-30
- Last updated
- 2022-08-05
- Certified
- 2022-08-05
Frequently asked questions
- What is Daniel Rosen's NPI number?
- Daniel Rosen's National Provider Identifier (NPI) is 1801170519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Rosen's specialty?
- Daniel Rosen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Rosen located?
- Daniel Rosen's practice location on file with NPPES is 23621 Park Sorrento Ste 102, Calabasas, CA 91302-1395.
- What is Daniel Rosen's phone number?
- The practice phone number listed in the NPPES registry for Daniel Rosen is (818) 797-8000.
- Does Daniel Rosen accept Medicare?
- Daniel Rosen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Rosen's NPI active?
- Yes — Daniel Rosen's NPI (1801170519) is active in the NPPES registry as of the last update on 2022-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.