DR. MIRZA MOAZAM BEG M.D
NPI 1922449974
Internal Medicine - Rheumatology in West Orange, NJ
About Dr. Mirza Moazam Beg M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MIRZA MOAZAM BEG M.D (NPI 1922449974) is an individual rheumatology provider in West Orange, New Jersey, licensed in New Jersey (25MA13086900) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS, is affiliated with Presbyterian Hospital, and maintains a secondary practice location in Summit.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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. Mirza Moazam Beg 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.
Medicare Billing Reassignments
2Medicare enrollment records show Mirza Beg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Morristown, NJ 07960
- Reassigned Medicare billing, New Jersey enrollment
- 1,699 clinicians in this Medicare group
Clovis, NM 88101
- Reassigned Medicare billing, New Mexico enrollment
- 2,331 clinicians in this Medicare group
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 6
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Presbyterian Hospital
Acute Care Hospitals · Albuquerque, NMPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07052 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.
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 Mirza Beg's NPI number?
The NPI number for Mirza Beg is 1922449974. It was assigned to this individual provider in the NPPES registry on July 7, 2013.
Where is Mirza Beg located?
Mirza Beg practices at 741 Northfield Ave Ste 210, West Orange, NJ 07052. The listed phone number is (973) 669-8950.
What is Mirza Beg's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Mirza Beg enrolled in Medicare?
Yes. Mirza Beg 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 Mirza Beg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mirza Beg reassigns Medicare benefits to 2 organizations: Practice Associates Medical Group (Morristown, NJ) and Presbyterian Healthcare Services (Clovis, NM). 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 Mirza Beg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mirza Beg accept?
Health plans from UnitedHealthcare list Mirza Beg 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 Mirza Beg affiliated with any hospitals?
According to CMS data, Mirza Beg is affiliated with Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Mirza Beg was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 days 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. Mirza Moazam Beg, M.D · NPI 1922449974
Rheumatology physician in West Orange, New Jersey. Individual provider, active in the CMS NPPES registry since July 7, 2013.
## Identity
- **NPI:** 1922449974 (Entity type: Individual)
- **Enumerated:** July 7, 2013
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 25MA13086900 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 741 NORTHFIELD AVE STE 210, West Orange, NJ 07052-1104
- **Phone:** (973) 669-8950 · **Fax:** (973) 669-9749
## 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): Practice Associates Medical Group (NPI 1427016385, Morristown, NJ); Presbyterian Healthcare Services (NPI 1629053509, Clovis, NM) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** September 14, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1922449974) · Data from the CMS NPPES public registry.