Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Mark E Wertenteil, MD

Individual provider Internal Medicine Physician · NPI 1922067180

Dr. Mark E Wertenteil, MD is an Internal Medicine in Glen Rock, New Jersey. Graduated from New York University School of Medicine in 1994, 32 years ago. Practices with Valley Physician Services PC, a 592-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
32
Trained at
New York University School of Medicine
Licensed in
NJ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

85 Harristown Rd
Glen Rock, NJ 07452-3329
Phone: (201) 689-3726
Fax: (201) 794-2117
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 64782 (NJ)

Record details

NPI number1922067180
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 17, 2006
Last updated in NPPESDecember 3, 2025
Certification dateDecember 3, 2025
Mailing address85 Harristown Rd, Glen Rock, NJ 07452-3329

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Valley Physician Services Pc — 592 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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