Ian Marshall, MD - Medicare Pediatrics in New Brunswick, NJ

Ian Marshall, MD is a medicare enrolled "Pediatrics - Pediatric Endocrinology" physician in New Brunswick, New Jersey. His current practice location is 89 French Street, Pediatric Endocrinology Suite 2300, New Brunswick, New Jersey. You can reach out to his office (for appointments etc.) via phone at (732) 235-6230.

Ian Marshall is licensed to practice in New Jersey (license number 25MA07638500) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1396760450.

Contact Information

Ian Marshall, MD
89 French Street, Pediatric Endocrinology Suite 2300,
New Brunswick, NJ 08901
(732) 235-6230
Not Available

Map and Direction




Physician's Profile

Full NameIan Marshall
GenderMale
SpecialityPediatrics - Pediatric Endocrinology
Location89 French Street, New Brunswick, New Jersey
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1396760450
  • Provider Enumeration Date: 07/12/2006
  • Last Update Date: 07/23/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7315927175
  • Enrollment ID: I20040722000362

Medical Identifiers

Medical identifiers for Ian Marshall such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1396760450NPI-NPPES
0075272MedicaidNJ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2080P0205XPediatrics - Pediatric Endocrinology MA76385 (New Jersey)Secondary
2080P0205XPediatrics - Pediatric Endocrinology 25MA07638500 (New Jersey)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Ian Marshall allows following entities to bill medicare on his behalf.
Entity NameRutgers Health-rwj Pediatric Endocrinology
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457372104
PECOS PAC ID: 1052391711
Enrollment ID: O20040722001073
Entity NameRutgers Health-rwj Scleroderma Program
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679655781
PECOS PAC ID: 5193764991
Enrollment ID: O20050502000326

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Ian Marshall is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Ian Marshall, MD
66 West Gilbert St,
Red Bank, NJ 07701

Ph: (732) 212-0051
Ian Marshall, MD
89 French Street, Pediatric Endocrinology Suite 2300,
New Brunswick, NJ 08901

Ph: (732) 235-6230

Reviews and Comments


Pediatrics Doctors in New Brunswick, NJ

Dr. I. Mark Hiatt, MD
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Phone: 732-745-8600    Fax: 732-249-9572
Lynne Weiss,
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Phone: 732-235-6230    Fax: 732-235-6620
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Minh-tu Do, M.D.
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Phone: 732-235-7893    Fax: 732-235-9340
Christoph Ohngemach, M.D.
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Medicare: Medicare Enrolled
Practice Location: 254 Easton Ave, New Brunswick, NJ 08901
Phone: 732-745-8600    Fax: 732-745-8725

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.