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

Dr. William Graff, MD

Individual provider Cardiovascular Disease Physician · NPI 1801872825

Dr. William Graff, MD is a Cardiovascular Disease (Cardiology) in Manchester, New Hampshire. Qualified in 1982, 44 years ago. Practices with HCA Health Services of New Hampshire Inc, an 8-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
44
Licensed in
NH
In the registry since
2005
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

100 McGregor St
Manchester, NH 03102-3730
Phone: (603) 663-6657
Fax: (603) 663-6915
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 8159 (NH)

Record details

NPI number1801872825
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 21, 2005
Last updated in NPPESMarch 15, 2021
Certification dateMarch 15, 2021
Mailing address100 McGregor St, Manchester, NH 03102-3730

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice Hca Health Services Of New Hampshire Inc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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