Daniel Rosen, MD
Internal Medicine Physician · Calabasas, CA
Daniel Rosen, MD is an internal medicine physician with a practice address in Calabasas, California, and NPI 1801170519, issued on Sep 30, 2011. Check the license (California A127747, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Daniel Rosen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A127747 CA
Self-reported in NPPES; status is on the state search - Practice location
- 23621 Park Sorrento Ste 102, Calabasas, CA 91302
- Phone
- (818) 797-8000
- Enumerated
- Sep 30, 2011
- Record last updated
- Aug 5, 2022
- Fax
- (818) 797-7799
- Medicare enrollment
- Enrolled (PECOS I20141027001188); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Daniel Rosen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A127747Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% more Medicare Part D claims than the average internal medicine physician in 2024
5,101 Medicare Part D claims for 255 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 99 claims were for opioids.
Most prescribed
- Atorvastatin Calcium378 claims
- Pantoprazole Sodium236 claims
- Escitalopram Oxalate214 claims
- Levothyroxine Sodium163 claims
- Alprazolam156 claims
- Amlodipine Besylate139 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 61.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $819.28
37 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Daniel Rosen among 17,696 internal medicine physician records in California
Daniel Rosen, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.
- NPI issued2011 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2011 · median 2004 among the 11,065 with a school on file
- Record last updated2022 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 internal medicine physician records list a practice address in Calabasas
They are 15 of the 786 NPPES records with a practice address in Calabasas, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Calabasas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Samuel BursteinCalabasas, CA 913021124037155
- Sagi Cohen, M.D.Calabasas, CA 913021679872311
- Luz Delportillo, M.D.Calabasas, CA 913021760554026
- Sayeh Eshraghi, MDCalabasas, CA 913021750533345
- Keith Garb, M.D.Calabasas, CA 913021740381177
- Wayne Imber, M.D.Calabasas, CA 913021003244518
- Richard Lander, M.D.Calabasas, CA 913021639242241
- Sean Leoni, M.D.Calabasas, CA 913021669544052
Common questions
What is Daniel Rosen, MD's NPI number?
Daniel Rosen, MD's National Provider Identifier (NPI) is 1801170519, issued on Sep 30, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Rosen, MD located?
The NPPES record lists a practice address at 23621 Park Sorrento Ste 102, Calabasas, CA, 91302. Phone: (818) 797-8000. Providers update this record themselves, so call before visiting.
How can I verify Daniel Rosen, MD's license?
NPPES lists California license number A127747, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Daniel Rosen, MD prescribe under Medicare Part D?
In 2024, Daniel Rosen, MD had 5,101 Medicare Part D claims for 255 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Daniel Rosen, MD's MIPS final score?
The 2023 MIPS final score is 61.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.