Dr David L Kreitzman, MD - Medicare Neurology in Commack, NY

Dr David L Kreitzman, MD is a medicare enrolled "Psychiatry & Neurology - Neurology" physician in Commack, New York. He graduated from medical school in 1998 and has 26 years of diverse experience with area of expertise as Neurology. He is a member of the group practice St Charles Hospital and his current practice location is 283 Commack Rd, Suite 101, Commack, New York. You can reach out to his office (for appointments etc.) via phone at (631) 462-7774.

Dr David L Kreitzman is licensed to practice in New York (license number 228009) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1427056605.

Contact Information

Dr David L Kreitzman, MD
283 Commack Rd, Suite 101,
Commack, NY 11725-3400
(631) 462-7774
(631) 462-7474

Map and Direction




Physician's Profile

Full NameDr David L Kreitzman
GenderMale
SpecialityNeurology
Experience26 Years
Location283 Commack Rd, Commack, New York
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr David L Kreitzman graduated from medical school in 1998
  NPI Data:
  • NPI Number: 1427056605
  • Provider Enumeration Date: 07/12/2005
  • Last Update Date: 04/02/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6709781495
  • Enrollment ID: I20031205000035

Medical Identifiers

Medical identifiers for Dr David L Kreitzman such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427056605NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084N0400XPsychiatry & Neurology - Neurology 228009 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Charles HospitalPort jefferson, NYHospital
Suny/stony Brook University HospitalStony brook, NYHospital

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 David L Kreitzman allows following entities to bill medicare on his behalf.
Entity NameDavid L. Kreitzman, M.d., P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1134165939
PECOS PAC ID: 6507762853
Enrollment ID: O20031209000379
Entity NameSt Charles Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497765630
PECOS PAC ID: 6103733050
Enrollment ID: O20050205000015

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 David L Kreitzman 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 David L Kreitzman, MD
283 Commack Rd, Suite 101,
Commack, NY 11725-3400

Ph: (631) 462-7774
Dr David L Kreitzman, MD
283 Commack Rd, Suite 101,
Commack, NY 11725-3400

Ph: (631) 462-7774

Reviews and Comments


Psychiatry & Neurology Doctors in Commack, NY

Dr. Asra F Siddiqi, MD
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Practice Location: 6277 Jericho Turnpike, Commack, NY 11725
Phone: 631-742-7378    Fax: 631-979-1768
Dr. Sungur Tece, M.D.
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Shakira Shanker, M.D.
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Dr. Bob Kalani, M.D
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Dr. Alan B Ettinger, MD
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Phone: 631-364-9119    
Dr. Marsha Alexander, D.O
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Practice Location: 356 Veterans Memorial Hwy, Suite Number 6, Commack, NY 11725
Phone: 516-779-3300    

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).

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