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DR. SINAN DENNY-BROWN M.D.
NPI 1225498165
Pediatrics - Pediatric Cardiology in Manhattan Beach, CA

Active since March 04, 2016PECOS Enrolled
75.13/100
CMS Quality Rating
1200 ROSECRANS AVE STE 202, MANHATTAN BEACH, CA 90266(310) 979-7337 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 24, 2026, Mar 4, 2016 (2 updates tracked since 2016).

About Dr. Sinan Denny-brown M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. SINAN DENNY-BROWN M.D. (NPI 1225498165) is an individual pediatric cardiology provider in Manhattan Beach, California, licensed in California (A140474) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1225498165
Entity TypeIndividualMale
Primary Taxonomy2080P0202X
Provider Legal NameDR. SINAN DENNY-BROWNCredential: M.D.
Location Address1200 ROSECRANS AVE STE 202Manhattan Beach, CA 90266-2470
Mailing Address1200 Rosecrans Ave Ste 202Manhattan Beach, CA 90266-2470 · (310) 979-7337
Phone(310) 979-7337
Sole ProprietorYes
Enumeration DateMarch 4, 2016
Last NPPES UpdateMarch 24, 20262 updates tracked since enumeration
NPPES CertifiedMarch 24, 2026
✔ NPI 1225498165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0202X
License✔ Licensed in CA · A140474
Definition
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.
Also ListedPediatricsTaxonomy 208000000X · License A140474 (CA)
1200 ROSECRANS AVE STE 202, Manhattan Beach, CA 90266
Open in Google Maps ↗

Secondary Practice Location 1

Location 112301 Wilshire Blvd Ste 120Los Angeles, CA 90025-1099 · Phone (310) 979-7337

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sinan Denny-brown M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Sinan Denny-brown reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Children's Hospital Los Angeles Medical Group, Inc.
15 mi
Multi-Specialty
4650 SUNSET BLVD
Los Angeles, CA 90027
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
  • 1,281 clinicians in this Medicare group
NPI 1265530653 (323) 361-2337
Pacific Cardiovascular Associates Medical Group, Inc.
38 mi
Cardiovascular Disease
35 CREEK RD
Irvine, CA 92604
  • Reassigned Medicare billing, California enrollment
  • 45 clinicians in this Medicare group
NPI 1700821691 (714) 445-0220

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

75.13/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality56.8
Promoting Interoperability62
Improvement Activities40
Cost71.23

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JOSEPH CARL PECK M.D.
Physical Medicine & Rehabilitation (Pain Medicine)
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (310) 618-9922
ANTHONY AHN MD INC
Orthopaedic Surgery (Hand Surgery)
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (310) 356-9898
NATALIE MORALES CRT
Respiratory Therapist, Certified
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (310) 957-5524
COMPREHENSIVE PAIN & SPORTS REHABILITATION
Physical Medicine & Rehabilitation (Pain Medicine)
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (310) 618-9922
DR. ANTHONY K AHN M.D.
Orthopaedic Surgery (Hand Surgery)
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (310) 356-9898
MOIN SALAH MD, INC
Family Medicine (Sports Medicine)
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (805) 636-2905
SINAN DENNY-BROWN MD
Pediatrics (Pediatric Cardiology)
1200 ROSECRANS AVE STE 202
MANHATTAN BEACH, CA 90266
Los Angeles County (310) 979-7337

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 Sinan Denny-brown's NPI number?

The NPI number for Sinan Denny-brown is 1225498165. It was assigned to this individual provider in the NPPES registry on March 4, 2016.

Where is Sinan Denny-brown located?

Sinan Denny-brown practices at 1200 Rosecrans Ave Ste 202, Manhattan Beach, CA 90266. The listed phone number is (310) 979-7337.

What is Sinan Denny-brown's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Is Sinan Denny-brown enrolled in Medicare?

Yes. Sinan Denny-brown is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Sinan Denny-brown's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sinan Denny-brown reassigns Medicare benefits to 2 organizations: Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA) and Pacific Cardiovascular Associates Medical Group, Inc. (Irvine, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sinan Denny-brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sinan Denny-brown was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.