Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David Ma, M.D.
Surgery Physician in Andover, MA · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659722312
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Registry record
Entity type Individual (Type 1)
Name Dr. David Ma
Credential M.D.
Sex Male
Practice address 323 Lowell St Ste 302, Andover, MA, 01810
Phone (978) 475-4202
Enumeration date Jun 23, 2016
Last updated in NPPES Mar 15, 2025
Taxonomy & licenses
208C00000X Colon & Rectal Surgery Physician Allopathic & Osteopathic Physicians · License 277283 (MA) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for David Ma?
The National Provider Identifier (NPI) for David Ma is 1659722312, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Ma practice?
The practice location on file with NPPES is in Andover, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Sue Kim Obstetrics & Gynecology Physician · Andover, MA NPI 1629061247 Abby Duclos Obstetrics & Gynecology Physician · Andover, MA NPI 1841267390 Michelle Young Obstetrics & Gynecology Nurse Practitioner · Andover, MA NPI 1790876175 Constance Breen Nurse Practitioner · Andover, MA NPI 1396947636 Kaitlan Ahrens Surgery Physician · Andover, MA NPI 1073976650 Gabrielle Zweig Physician Assistant · Andover, MA NPI 1558977868 Sarah Yanulis Family Nurse Practitioner · Andover, MA NPI 1073363172
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-15.