Dr Mark E Wertenteil, MD - Medicare Internal Medicine in Glen Rock, NJ

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Dr Mark E Wertenteil, MD is a medicare enrolled "Internal Medicine" physician in Glen Rock, New Jersey. He went to New York University School Of Medicine and graduated in 1994 and has 32 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Valley Physician Services Pc and his current practice location is 85 Harristown Rd, Glen Rock, New Jersey. You can reach out to his office (for appointments etc.) via phone at (201) 689-3726.

Dr Mark E Wertenteil is licensed to practice in New Jersey (license number 64782) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1922067180.

Contact Information

Dr Mark E Wertenteil, MD
85 Harristown Rd,
Glen Rock, NJ 07452-3329
(201) 689-3726
(201) 794-2117

Map and Direction




Physician's Profile

Full NameDr Mark E Wertenteil
GenderMale
SpecialityInternal Medicine
Experience32 Years
Location85 Harristown Rd, Glen Rock, New Jersey
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Mark E Wertenteil attended and graduated from New York University School Of Medicine in 1994
  NPI Data:
  • NPI Number: 1922067180
  • Provider Enumeration Date: 03/17/2006
  • Last Update Date: 12/03/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 2365486404
  • Enrollment ID: I20050620000242

Medical Identifiers

Medical identifiers for Dr Mark E Wertenteil such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922067180NPI-NPPES
P626640OtherOXFORD
1750922OtherUNITEDHEALTHCARE
7372604MedicaidNJ
5240557OtherAETNA
0464052000OtherAMERIHEALTH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 64782 (New Jersey)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Valley Home Care Inc.Paramus, NJHome health agency
Valley HospitalRidgewood, NJHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Valley Physician Services Pc3577857333509

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 Mark E Wertenteil allows following entities to bill medicare on his behalf.
Entity NameValley Physician Services Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467815928
PECOS PAC ID: 3577857333
Enrollment ID: O20160802002824

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 Mark E Wertenteil 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 Mark E Wertenteil, MD
85 Harristown Rd,
Glen Rock, NJ 07452-3329

Ph: (201) 689-3726		Dr Mark E Wertenteil, MD
85 Harristown Rd,
Glen Rock, NJ 07452-3329

Ph: (201) 689-3726

Reviews and Comments


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Dr. Sandra Regina Carlson, M.D
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Harmeet Singh, MD
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Practice Location: 385 S Maple Ave, Glen Rock, NJ 07452
Phone: 201-670-7557    

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.