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DR. MICHELLE LEIGH SIRAK M.D.
NPI 1548420136
Physical Medicine & Rehabilitation - Pediatric Rehabilitation Medicine in Hackensack, NJ

Active since June 17, 2008PECOS EnrolledAccepts Medicare Assignment
30 PROSPECT AVE BLDG 3, HACKENSACK, NJ 07601(551) 996-2042 Get Directions Write a Review

NPPES record last updated: April 30, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 30, 2021, Apr 8, 2021, Mar 5, 2019 (3 updates tracked since 2019).

About Dr. Michelle Leigh Sirak M.d. NPPES

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

DR. MICHELLE LEIGH SIRAK M.D. (NPI 1548420136) is an individual pediatric rehabilitation medicine provider in Hackensack, New Jersey, licensed in New Jersey (25MA09096300) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS, maintains a secondary practice location in Morristown, and is a graduate of Rutgers New Jersey Medical School (2003).

NPPES Registry Identity

NPI1548420136
Entity TypeIndividualFemale
Primary Taxonomy2081P0010X
Provider Legal NameDR. MICHELLE LEIGH SIRAKCredential: M.D.
Location Address30 PROSPECT AVE BLDG 3Hackensack, NJ 07601-1915
Mailing Address3600 Route 66, Fl 3Neptune, NJ 07753-2645 · (732) 807-0800
Phone(551) 996-2042
Sole ProprietorNo
Medical School CMSRutgers New Jersey Medical SchoolGraduated 2003
Enumeration DateJune 17, 2008
Last NPPES UpdateApril 30, 20213 updates tracked since enumeration
NPPES CertifiedApril 30, 2021
✔ NPI 1548420136 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysical Medicine & Rehabilitation · Pediatric Rehabilitation MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2081P0010X
License✔ Licensed in NJ · 25MA09096300
Definition
A physiatrist who utilizes an interdisciplinary approach and addresses the prevention, diagnosis, treatment and management of congenital and childhood-onset physical impairments including related or secondary medical, physical, functional, psychosocial and vocational limitations or conditions, with an understanding of the life course of disability. This physician is trained in the identification of functional capabilities and selection of the best of rehabilitation intervention strategies, with an understanding of the continuum of care.
30 PROSPECT AVE BLDG 3, Hackensack, NJ 07601
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Secondary Practice Location 1

Location 1100 Madison Ave # 29Morristown, NJ 07960-6136 · Phone (973) 971-5152 · Fax (973) 290-2388

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

Dr. Michelle Leigh Sirak 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 ID5294977575
PECOS Enrollment IDI20130815000854
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 Michelle Sirak reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hackensack Meridian Health Medical Group - Complex Care PC
38 mi
Internal Medicine
331 NEWMAN SPRINGS RD STE 220
Red Bank, NJ 07701
  • Reassigned Medicare billing, New Jersey enrollment
  • 306 clinicians in this Medicare group
NPI 1154379626 (732) 807-0800
Hackensack Meridian Health Medical Group - Specialty Care PC
38 mi
Surgical Critical Care
331 NEWMAN SPRINGS RD STE 220
Red Bank, NJ 07701
  • Reassigned Medicare billing, New Jersey enrollment
  • 2,844 clinicians in this Medicare group
NPI 1215989249 (732) 807-0800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Michelle Sirak's NPI number?

The NPI number for Michelle Sirak is 1548420136. It was assigned to this individual provider in the NPPES registry on June 17, 2008.

Where is Michelle Sirak located?

Michelle Sirak practices at 30 Prospect Ave Bldg 3, Hackensack, NJ 07601. The listed phone number is (551) 996-2042.

What is Michelle Sirak's specialty?

The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Pediatric Rehabilitation Medicine, with taxonomy code 2081P0010X.

Is Michelle Sirak enrolled in Medicare?

Yes. Michelle Sirak 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 Michelle Sirak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Sirak reassigns Medicare benefits to 2 organizations: Hackensack Meridian Health Medical Group - Complex Care PC (Red Bank, NJ) and Hackensack Meridian Health Medical Group - Specialty Care PC (Red Bank, 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 Michelle Sirak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michelle Sirak accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Michelle Sirak 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.

When was this NPI record last updated?

The NPPES record for Michelle Sirak was last updated on April 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.