DR. HAROLD J BROWN MD
NPI 1477594703
Internal Medicine in Trenton, NJ
About Dr. Harold J Brown Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HAROLD J BROWN MD (NPI 1477594703) is an individual internal medicine provider in Trenton, New Jersey, licensed in New Jersey (MA42792) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Hunterdon Medical Center, and is a graduate of Rutgers School Of Dental Medicine (1982).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Harold J Brown Md 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.
Medicare Billing Reassignments
2Medicare enrollment records show Harold Brown reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ewing, NJ 08618
- Reassigned Medicare billing, New Jersey enrollment
- 80 clinicians in this Medicare group
Lawrenceville, NJ 08648
- Reassigned Medicare billing, New Jersey enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 7
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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hunterdon Medical Center
Acute Care Hospitals · Flemington, NJUniversity Medical Center Of Princeton At Plainsboro
Acute Care Hospitals · Plainsboro, NJCapital Health Medical Center - Hopewell
Acute Care Hospitals · Pennington, NJCapital Health Regional Medical Center
Acute Care Hospitals · Trenton, NJRobert Wood Johnson University Hospital At Hamilton
Acute Care Hospitals · Hamilton, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 08628 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.
Reported Quality Measures
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EWING, NJ 08628
EWING, NJ 08628
EWING, NJ 08628
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 Harold Brown's NPI number?
The NPI number for Harold Brown is 1477594703. It was assigned to this individual provider in the NPPES registry on June 9, 2006.
Where is Harold Brown located?
Harold Brown practices at 1230 Parkway Ave Ste 105, Trenton, NJ 08628. The listed phone number is (609) 771-0404.
What is Harold Brown's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Harold Brown enrolled in Medicare?
Yes. Harold Brown 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.
Which organizations bill Medicare for Harold Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Harold Brown reassigns Medicare benefits to 2 organizations: Azz Medical Associates PC (Ewing, NJ) and Harold J Brown MD & Spring R Matthews-Brown MD PA (Lawrenceville, NJ). 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 Harold Brown's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Harold Brown accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Harold Brown 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.
Is Harold Brown affiliated with any hospitals?
According to CMS data, Harold Brown is affiliated with Hunterdon Medical Center, University Medical Center Of Princeton At Plainsboro, Capital Health Medical Center - Hopewell, Capital Health Regional Medical Center and Robert Wood Johnson University Hospital At Hamilton.
When was this NPI record last updated?
The NPPES record for Harold Brown was last updated on September 23, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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. Harold J Brown, MD · NPI 1477594703
Internal Medicine physician in Trenton, New Jersey. Individual provider, active in the CMS NPPES registry since June 9, 2006.
## Identity
- **NPI:** 1477594703 (Entity type: Individual)
- **Enumerated:** June 9, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MA42792 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1230 PARKWAY AVE, STE 105, Trenton, NJ 08628
- **Phone:** (609) 771-0404 · **Fax:** (609) 538-8934
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Azz Medical Associates PC (NPI 1699704809, Ewing, NJ); Harold J Brown MD & Spring R Matthews-Brown MD PA (NPI 1902919780, Lawrenceville, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rutgers School Of Dental Medicine, class of 1982
## Record status
- **NPPES last updated:** September 23, 2010
- **Other identifiers:** Medicare UPIN D19211; Medicare ID-Type Unspecified 473065; Medicaid 3231704 (NJ)
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Source: [NPI Profile](https://npiprofile.com/npi/1477594703) · Data from the CMS NPPES public registry.