Jacob M Grijnsztein, MD - Medicare Pediatrics in Great Neck, NY

Jacob M Grijnsztein, MD is a medicare enrolled "Pediatrics" physician in Great Neck, New York. His current practice location is 107 Northern Blvd, Great Neck, New York. You can reach out to his office (for appointments etc.) via phone at (516) 487-6565.

Jacob M Grijnsztein is licensed to practice in New York (license number 123726) 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 1083708390.

Contact Information

Jacob M Grijnsztein, MD
107 Northern Blvd,
Great Neck, NY 11021-4309
(516) 487-6565
(516) 487-3057



Physician's Profile

Full NameJacob M Grijnsztein
GenderMale
SpecialityPediatrics
Location107 Northern Blvd, Great Neck, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1083708390
  • Provider Enumeration Date: 10/03/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 4082080379
  • Enrollment ID: I20221011001359

Medical Identifiers

Medical identifiers for Jacob M Grijnsztein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1083708390NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics 123726 (New York)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. Jacob M Grijnsztein allows following entities to bill medicare on his behalf.
Entity NameOptum Medical Care Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982643003
PECOS PAC ID: 9931013240
Enrollment ID: O20031119000321

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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. Jacob M Grijnsztein 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
Jacob M Grijnsztein, MD
107 Northern Blvd,
Great Neck, NY 11021-4309

Ph: (516) 487-6565
Jacob M Grijnsztein, MD
107 Northern Blvd,
Great Neck, NY 11021-4309

Ph: (516) 487-6565

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Pediatrics Doctors in Great Neck, NY

Susan Stillman, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 15 Barstow Rd, Great Neck, NY 11021
Phone: 516-482-4726    
Eric F Gould, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 225 Community Dr, Suite 105, Great Neck, NY 11021
Phone: 516-829-9409    Fax: 516-829-2713
Dr. Monica Shekher-kapoor,
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 36 North Dr, Great Neck, NY 11021
Phone: 516-263-0624    
Dr. Stephanie L Rosen, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 173 E Shore Rd, Great Neck, NY 11023
Phone: 516-487-4020    Fax: 516-487-4039
Blanka Kaplan, MD
Pediatrics
Medicare: Accepting Medicare Assignments
Practice Location: Sch - Dept Of Allergy Immunology, 865 Northern Boulevard, Great Neck, NY 11021
Phone: 516-622-5070    
Rebecca Goldstein, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 225 Community Dr Ste 105, Great Neck, NY 11021
Phone: 516-829-9409    

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