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ALI ELSAYED MOHAMMED ELSAYED M.D.
NPI 1871702977
Internal Medicine - Critical Care Medicine in Montclair, NJ

Active since May 22, 2007PECOS EnrolledAccepts Medicare Assignment
I BAY AVENUE, MONTCLAIR, NJ 07042(267) 262-3758 Get Directions Write a Review

NPPES record last updated: September 9, 2020. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ali Elsayed Mohammed Elsayed M.d. NPPES

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

ALI ELSAYED MOHAMMED ELSAYED M.D. (NPI 1871702977) is an individual critical care medicine provider in Montclair, New Jersey, licensed in New Jersey (25MA08914100) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and is a graduate of Other (2002).

NPPES Registry Identity

NPI1871702977
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameALI ELSAYED MOHAMMED ELSAYEDCredential: M.D.
Location AddressI BAY AVENUEMontclair, NJ 07042
Mailing Address57 E Centre St, 1204Nutley, NJ 07110-5410
Phone(267) 262-3758
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateMay 22, 2007
Last NPPES UpdateSeptember 9, 2020
NPPES CertifiedSeptember 9, 2020
✔ NPI 1871702977 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
License✔ Licensed in NJ · 25MA08914100
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedInternal MedicineTaxonomy 207R00000X · License 4301088456 (MI)
I BAY AVENUE, Montclair, NJ 07042
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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

Ali Elsayed Mohammed Elsayed 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.

PECOS PAC ID7113196585
PECOS Enrollment IDI20110802000255
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

8

Medicare enrollment records show Ali Elsayed reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ccmma Nj LLC
4.8 mi
Critical Care Medicine
350 BOULEVARD
Passaic, NJ 07055
  • Reassigned Medicare billing, New Jersey enrollment
  • 51 clinicians in this Medicare group
NPI 1124543095 (973) 365-4300
St. Joseph's Healthcare, Inc.
6.5 mi
Internal Medicine
703 MAIN ST, ST. JOSEPH'S REGIONAL MEDICAL CENTER
Paterson, NJ 07503
  • Reassigned Medicare billing, New Jersey enrollment
  • Medicare enrollment name: St Josephs Healthcare Inc
  • 372 clinicians in this Medicare group
NPI 1497791297 (973) 754-2000
St Josephs Medical Group PC
6.5 mi
Internal Medicine
703 MAIN ST
Paterson, NJ 07503
  • Reassigned Medicare billing, New Jersey enrollment
  • 317 clinicians in this Medicare group
NPI 1205425519 (973) 754-2000
Secaucus Physician Associates
7.0 mi
Critical Care Medicine
55 MEADOWLANDS PKWY
Secaucus, NJ 07094
  • Reassigned Medicare billing, New Jersey enrollment
  • 12 clinicians in this Medicare group
NPI 1700254414 (201) 392-3100
Garden State Healthcare Associates, LLC
11 mi
Emergency Medicine
29 E 29TH ST
Bayonne, NJ 07002
  • Reassigned Medicare billing, New Jersey enrollment
  • 637 clinicians in this Medicare group
NPI 1700014545 (844) 242-7436
Riverfront Intensivists
11 mi
Critical Care Medicine
7600 RIVER RD
North Bergen, NJ 07047
  • Reassigned Medicare billing, New Jersey enrollment
  • 17 clinicians in this Medicare group
NPI 1639618424 (201) 854-5000
Route Intensivists Services LLC
76 mi
Emergency Medicine
1140 ROUTE 72 W
Manahawkin, NJ 08050
  • Reassigned Medicare billing, New Jersey enrollment
  • 20 clinicians in this Medicare group
NPI 1447718531 (954) 939-5000
Critical Care Physicians Of New Jersey PC
87 mi
Critical Care Medicine
454 HURFFVILLE CROSS KEYS RD
Turnersville, NJ 08012
  • Reassigned Medicare billing, New Jersey enrollment
  • 32 clinicians in this Medicare group
NPI 1154682680 (615) 377-5600

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 3

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.

Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
963 services399 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.
70 services45 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
32 services32 patients

Hospital Affiliations CMS Care Compare 5

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

Hackensack University Medical Center

Acute Care Hospitals · Hackensack, NJ
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310001
Location30 Prospect AveHackensack, NJ 07601 · Bergen County
Emergency services Birthing friendly

Palisades Medical Center

Acute Care Hospitals · North Bergen, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310003
Location7600 River RdNorth Bergen, NJ 07047 · Hudson County
Emergency services Birthing friendly

St Mary's General Hospital

Acute Care Hospitals · Passaic, NJ
3/5 CMS rating
OwnershipProprietary
CMS Certification Number310006
Location350 BoulevardPassaic, NJ 07055 · Passaic County
Emergency services Birthing friendly

Hackensack Meridian Health, Mountainside Medical

Acute Care Hospitals · Montclair, NJ
2/5 CMS rating
OwnershipProprietary
CMS Certification Number310054
Location1 Bay AvenueMontclair, NJ 07042 · Essex County
Emergency services Birthing friendly

Hudson Regional Hospital

Acute Care Hospitals · Secaucus, NJ
1/5 CMS rating
OwnershipProprietary
CMS Certification Number310118
Location55 Meadowlands PkwySecaucus, NJ 07094 · Hudson County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07042 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.

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 Ali Elsayed's NPI number?

The NPI number for Ali Elsayed is 1871702977. It was assigned to this individual provider in the NPPES registry on May 22, 2007.

Where is Ali Elsayed located?

Ali Elsayed practices at I Bay Avenue, Montclair, NJ 07042. The listed phone number is (267) 262-3758.

What is Ali Elsayed's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Ali Elsayed enrolled in Medicare?

Yes. Ali Elsayed 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 Ali Elsayed's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ali Elsayed reassigns Medicare benefits to 8 organizations: Ccmma Nj LLC (Passaic, NJ), St. Joseph's Healthcare, Inc. (Paterson, NJ), St Josephs Medical Group PC (Paterson, NJ), Secaucus Physician Associates (Secaucus, NJ), Garden State Healthcare Associates, LLC (Bayonne, NJ) and 3 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 Ali Elsayed's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ali Elsayed accept?

Health plans from Oscar Health list Ali Elsayed 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 Ali Elsayed affiliated with any hospitals?

According to CMS data, Ali Elsayed is affiliated with Hackensack University Medical Center, Palisades Medical Center, St Mary's General Hospital, Hackensack Meridian Health, Mountainside Medical and Hudson Regional Hospital.

When was this NPI record last updated?

The NPPES record for Ali Elsayed was last updated on September 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.