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AHAD QASIM DO
NPI 1881152445
Internal Medicine in Elizabeth, NJ

Active since March 03, 2019PECOS EnrolledAccepts Medicare Assignment
225 WILLIAMSON ST, ELIZABETH, NJ 07202(908) 994-8509 Get Directions Write a Review

NPPES record last updated: January 22, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ahad Qasim Do NPPES

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

AHAD QASIM DO (NPI 1881152445) is an individual internal medicine provider in Elizabeth, New Jersey, licensed in Pennsylvania (OS021986) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Trinitas Regional Medical Center, and is a graduate of Philadelphia Col Of Osteo Med, Sewanee (2019).

NPPES Registry Identity

NPI1881152445
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameAHAD QASIMCredential: DO
Location Address225 WILLIAMSON STElizabeth, NJ 07202-3625
Mailing Address20 Salt Works StWall Township, NJ 07753-7034 · (484) 716-4034
Phone(908) 994-8509
Sole ProprietorYes
Medical School CMSPhiladelphia Col Of Osteo Med, SewaneeGraduated 2019
Enumeration DateMarch 3, 2019
Last NPPES UpdateJanuary 22, 2025
NPPES CertifiedJanuary 22, 2025
✔ NPI 1881152445 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PA · OS021986
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
225 WILLIAMSON ST, Elizabeth, NJ 07202
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, Oscar Health.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

Ahad Qasim Do 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.

PECOS PAC ID4284019134
PECOS Enrollment IDI20230708000080
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 Ahad Qasim reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospitalist Physicians Of New Jersey PA
10 mi
Hospitalist
65 JAMES ST
Edison, NJ 08820
  • Reassigned Medicare billing, New Jersey enrollment
  • 351 clinicians in this Medicare group
NPI 1588021851 (732) 321-7000
Rwjbh Emergency Medicine Associates, LLC
18 mi
Emergency Medicine
3 EXECUTIVE DR, STE 400
Somerset, NJ 08873
  • Reassigned Medicare billing, New Jersey enrollment
  • 1,557 clinicians in this Medicare group
NPI 1912510041 (732) 867-9618

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 5

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
224 services99 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
155 services75 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
81 services74 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
30 services30 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
16 services16 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Trinitas Regional Medical Center

Acute Care Hospitals · Elizabeth, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310027
Location225 Williamson StreetElizabeth, NJ 07207 · Union County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. SUBUTAY BERKE BOZKURT MD
Student in an Organized Health Care Education/Training Program
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-5000
KIRK TOMLINSON
Emergency Medicine
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (973) 754-2000
MURIELLE AHAWO MD
Psychiatry & Neurology (Psychiatry)
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-7552
TRINITAS ANESTHESIA ASSOCIATES, LLC
Anesthesiology
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-5204
FISAYO KAYODE-AJALA MD
Hospitalist
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-5420
SYEDA YASMEEN CHILLIOUS DPM
Student in an Organized Health Care Education/Training Program
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-5420
ANNE MARIEL EUSEBIO MD
Student in an Organized Health Care Education/Training Program
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-5420
CEEARRA WILLIAMS DPM
Student in an Organized Health Care Education/Training Program
225 WILLIAMSON ST
ELIZABETH, NJ 07202
Union County (908) 994-5000

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 Ahad Qasim's NPI number?

The NPI number for Ahad Qasim is 1881152445. It was assigned to this individual provider in the NPPES registry on March 3, 2019.

Where is Ahad Qasim located?

Ahad Qasim practices at 225 Williamson St, Elizabeth, NJ 07202. The listed phone number is (908) 994-8509.

What is Ahad Qasim's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ahad Qasim enrolled in Medicare?

Yes. Ahad Qasim 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 Ahad Qasim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ahad Qasim reassigns Medicare benefits to 2 organizations: Hospitalist Physicians Of New Jersey PA (Edison, NJ) and Rwjbh Emergency Medicine Associates, LLC (Somerset, 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 Ahad Qasim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ahad Qasim accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Ahad Qasim 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 Ahad Qasim affiliated with any hospitals?

According to CMS data, Ahad Qasim is affiliated with Trinitas Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Ahad Qasim was last updated on January 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.