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MERREL CHANG APRN
NPI 1285248310
General Practice in Royal Palm Beach, FL

Active since September 05, 2020PECOS Enrolled
1236 ROYAL PALM BEACH BLVD STE 108, ROYAL PALM BEACH, FL 33411(561) 774-8660 Get Directions Write a Review

NPPES record last updated: June 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 5, 2026, May 8, 2026, Sep 5, 2020 (3 updates tracked since 2020).

About Merrel Chang Aprn NPPES

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

MERREL CHANG APRN (NPI 1285248310) is an individual general practice provider in Royal Palm Beach, Florida, licensed in Florida (APRN11009042) and active in the NPI registry since September 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in West Palm Beach.

NPPES Registry Identity

NPI1285248310
Entity TypeIndividualFemale
Primary Taxonomy208D00000X
Provider Legal NameMERREL CHANGCredential: APRN
Location Address1236 ROYAL PALM BEACH BLVD STE 108Royal Palm Beach, FL 33411-1602
Mailing Address11203 Regatta LnWellington, FL 33449-7416 · (954) 849-5934
Phone(561) 774-8660
Sole ProprietorYes
Enumeration DateSeptember 5, 2020
Last NPPES UpdateJune 5, 20263 updates tracked since enumeration
NPPES CertifiedJune 5, 2026
✔ NPI 1285248310 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in FL · APRN11009042
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
1236 ROYAL PALM BEACH BLVD STE 108, Royal Palm Beach, FL 33411
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Secondary Practice Location 1

Location 11367 N Military TrlWest Palm Beach, FL 33409 · Phone (561) 708-6500 · Fax (561) 708-6554

Other Identifiers 1

OtherAPRN11009042FL · Florida Department Of Health

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 22 Health, Oscar Health Maintenance Organization of Florida.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Merrel Chang Aprn 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 Reassignment

Medicare enrollment records show Merrel Chang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Horizon Family Medical Practice LLC
Same address
Family Medicine
1236 ROYAL PALM BEACH BLVD STE 108
Royal Palm Beach, FL 33411
  • Reassigned Medicare billing, Florida enrollment
NPI 1134740061 (561) 774-8660

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

Other Providers at the Same Location NPPES

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

HORIZON FAMILY MEDICAL PRACTICE LLC
Family Medicine
1236 ROYAL PALM BEACH BLVD STE 108
ROYAL PALM BEACH, FL 33411
Palm Beach County (561) 774-8660

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 Merrel Chang's NPI number?

The NPI number for Merrel Chang is 1285248310. It was assigned to this individual provider in the NPPES registry on September 5, 2020.

Where is Merrel Chang located?

Merrel Chang practices at 1236 Royal Palm Beach Blvd Ste 108, Royal Palm Beach, FL 33411. The listed phone number is (561) 774-8660.

What is Merrel Chang's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Merrel Chang enrolled in Medicare?

Yes. Merrel Chang is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Merrel Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Merrel Chang reassigns Medicare benefits to Horizon Family Medical Practice LLC (Royal Palm Beach, FL). The 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 Merrel Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Merrel Chang accept?

Health plans from 22 Health and Oscar Health Maintenance Organization of Florida list Merrel Chang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Merrel Chang was last updated on June 5, 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.