Dr Erno Grunstein, MD - Medicare Anesthesiology in New York, NY

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Dr Erno Grunstein, MD is a medicare enrolled "Anesthesiology" physician in New York, New York. His current practice location is 55 E 34th St, 6th Floor, New York, New York. You can reach out to his office (for appointments etc.) via phone at (718) 815-1000.

Dr Erno Grunstein is licensed to practice in New York (license number 176201) 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 1437227048.

Contact Information

Dr Erno Grunstein, MD
55 E 34th St, 6th Floor,
New York, NY 10016-4337
(718) 815-1000
(718) 815-8122

Map and Direction




Physician's Profile

Full NameDr Erno Grunstein
GenderMale
SpecialityAnesthesiology
Location55 E 34th St, New York, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1437227048
  • Provider Enumeration Date: 12/01/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3971599077
  • Enrollment ID: I20110103000112

Medical Identifiers

Medical identifiers for Dr Erno Grunstein such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437227048NPI-NPPES
01150018MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 176201 (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. Dr Erno Grunstein allows following entities to bill medicare on his behalf.
Entity NameDigestive Healthcare Center Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255318085
PECOS PAC ID: 8224007497
Enrollment ID: O20040927000032
Entity NameCenturion Anesthesia Surgical Centers Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1326707100
PECOS PAC ID: 9537551254
Enrollment ID: O20220110000263
Entity NameCanj Anesthesia Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1881353662
PECOS PAC ID: 6709278740
Enrollment ID: O20220124002960

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. Dr Erno Grunstein 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
Dr Erno Grunstein, MD
302 Manor Rd,
Staten Island, NY 10314-2408

Ph: (718) 815-1000		Dr Erno Grunstein, MD
55 E 34th St, 6th Floor,
New York, NY 10016-4337

Ph: (718) 815-1000

Reviews and Comments


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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.