DR. STEVEN T. ROSEN M.D.
NPI 1811968126
Internal Medicine - Hematology in Duarte, CA
About Dr. Steven T. Rosen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN T. ROSEN M.D. (NPI 1811968126) is an individual hematology provider in Duarte, California, licensed in California (G129723) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (1976).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Steven T. Rosen M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91010 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DUARTE, CA 91010
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Steven Rosen's NPI number?
The NPI number for Steven Rosen is 1811968126. It was assigned to this individual provider in the NPPES registry on January 27, 2006.
Where is Steven Rosen located?
Steven Rosen practices at 1500 Duarte Rd, Duarte, CA 91010. The listed phone number is (626) 256-4673.
What is Steven Rosen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.
Is Steven Rosen enrolled in Medicare?
Yes. Steven Rosen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
When was this NPI record last updated?
The NPPES record for Steven Rosen was last updated on March 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Steven T. Rosen, M.D. · NPI 1811968126
Hematology physician in Duarte, California. Individual provider, active in the CMS NPPES registry since January 27, 2006.
## Identity
- **NPI:** 1811968126 (Entity type: Individual)
- **Enumerated:** January 27, 2006
- **Primary specialty:** Internal Medicine - Hematology · taxonomy 207RH0000X
- **State license:** G129723 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 DUARTE RD, Duarte, CA 91010-3012
- **Phone:** (626) 256-4673
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Northwestern University Feinberg Medical School, class of 1976
## Record status
- **NPPES last updated:** March 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1811968126) · Data from the CMS NPPES public registry.