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

Dr. John Charles Tietjen Jr., DO

Individual provider Internal Medicine Physician · NPI 1750377420

Dr. John Charles Tietjen Jr., DO is an Internal Medicine in Albany, New York. Graduated from New York College of Osteo Medicine of New York Institute of Technology in 1994, 32 years ago. Practices with Albany Medical College, a 1,057-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
32
Trained at
New York College of Osteo Medicine of New York Institute of Technology
Licensed in
NY
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

47 New Scotland Ave
Albany, NY 12208-3412
Phone: (518) 262-6279
Fax: (518) 262-5718
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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 210898-1 (NY)

Record details

NPI number1750377420
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 27, 2005
Last updated in NPPESJuly 13, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolNEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
Graduated 1994 (32 years in practice)
Group practice Albany Medical College — 1057 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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