Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Dr. Robert A Altbaum, MD

Individual provider Internal Medicine Physician · NPI 1285736124

Dr. Robert A Altbaum, MD practises Internal Medicine in Westport, Connecticut. Graduated from Harvard Medical School in 1975, 51 years ago. Practices with Norwalk Community Health Center Inc, a 29-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
51
Trained at
Harvard Medical School
Licensed in
CT
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

333 Post Rd W
Westport, CT 06880-2425 Not confirmed with CMS for 11 years — call before visiting
Phone: (203) 226-0731
Fax: (203) 226-1792
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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 021030 (CT)

Record details

NPI number1285736124
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 1, 2006
Last updated in NPPESSeptember 9, 2015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1975 (51 years in practice)
Group practice Norwalk Community Health Center Inc — 29 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Norwalk Community Health Center Inc

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 29 clinicians in the practice; 12 are shown here.

Other providers in Westport