DR. AJAZ SIDDIQUI M.D.
NPI 1043645526
Physical Medicine & Rehabilitation - Pain Medicine in Phillipsburg, NJ
About Dr. Ajaz Siddiqui M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AJAZ SIDDIQUI M.D. (NPI 1043645526) is an individual pain medicine provider in Phillipsburg, New Jersey, licensed in New Jersey (25MA09335700) and active in the NPI registry since September 2013. He is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses 2
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. Ajaz Siddiqui 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
7Medicare enrollment records show Ajaz Siddiqui reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Phillipsburg, NJ 08865
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: St Lukes Warren Physician Group PC
- 528 clinicians in this Medicare group
Easton, PA 18042
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: St Lukes Physician Group Inc
- 2,851 clinicians in this Medicare group
Branchburg, NJ 08876
- Reassigned Medicare billing, New Jersey enrollment
- 54 clinicians in this Medicare group
Bridgewater, NJ 08807
- Reassigned Medicare billing, New Jersey enrollment
- 2 clinicians in this Medicare group
Hillsborough, NJ 08844
- Reassigned Medicare billing, New Jersey enrollment
- 37 clinicians in this Medicare group
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 55 clinicians in this Medicare group
Watchung, NJ 07069
- Reassigned Medicare billing, New Jersey enrollment
- 55 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.
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.
PHILLIPSBURG, NJ 08865
PHILLIPSBURG, NJ 08865
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 Ajaz Siddiqui's NPI number?
The NPI number for Ajaz Siddiqui is 1043645526. It was assigned to this individual provider in the NPPES registry on September 4, 2013.
Where is Ajaz Siddiqui located?
Ajaz Siddiqui practices at 755 Memorial Pkwy Bldg. 200 Suite 201, Phillipsburg, NJ 08865. The listed phone number is (908) 835-1910.
What is Ajaz Siddiqui's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Pain Medicine, with taxonomy code 2081P2900X.
Is Ajaz Siddiqui enrolled in Medicare?
Yes. Ajaz Siddiqui 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 Ajaz Siddiqui's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ajaz Siddiqui reassigns Medicare benefits to 7 organizations: St. Luke's Warren Physician Group, PC (Phillipsburg, NJ), St. Luke's Physician Group Inc. (Easton, PA), Performance Medical Group Of Branchburg LLC (Branchburg, NJ), Physician Anesthesia Services LLC (Bridgewater, NJ), Performance Medical Group Of Hillsborough LLC (Hillsborough, NJ) and 2 more organizations, listed in the Medicare section above. 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 Ajaz Siddiqui'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 Ajaz Siddiqui was last updated on May 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Ajaz Siddiqui, M.D. · NPI 1043645526
Pain Medicine physician in Phillipsburg, New Jersey. Individual provider, active in the CMS NPPES registry since September 4, 2013.
## Identity
- **NPI:** 1043645526 (Entity type: Individual)
- **Enumerated:** September 4, 2013
- **Primary specialty:** Physical Medicine & Rehabilitation - Pain Medicine · taxonomy 2081P2900X
- **State license:** 25MA09335700 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 755 MEMORIAL PKWY, BLDG. 200 SUITE 201, Phillipsburg, NJ 08865-2748
- **Phone:** (908) 835-1910 · **Fax:** (908) 835-1924
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): St. Luke's Warren Physician Group, PC (NPI 1083215594, Phillipsburg, NJ); St. Luke's Physician Group Inc. (NPI 1588043376, Easton, PA); Performance Medical Group Of Branchburg LLC (NPI 1679075642, Branchburg, NJ); Physician Anesthesia Services LLC (NPI 1811732704, Bridgewater, NJ); Performance Medical Group Of Hillsborough LLC (NPI 1487483095, Hillsborough, NJ); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Temple University School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** May 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1043645526) · Data from the CMS NPPES public registry.