Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. W Robert Prouty, MD
Pediatrics Physician in Norwell, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1801887849
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Registry record
Entity type Individual (Type 1)
Name Dr. W Robert Prouty
Credential MD
Sex Male
Practice address 75 Washington St, Norwell, MA, 02061
Phone (781) 878-5200
Fax (781) 681-9901
Enumeration date Oct 31, 2005
Last updated in NPPES Jan 3, 2011
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 042297845 | Other | MA | DOC FIRST |
| 4218630 | Other | - | AETNA |
| 042297845 | Other | MA | HCVM |
| 042297845 | Other | MA | GIC UNICARE |
| 030159 | Other | - | TUFTS |
| 042297845 | Other | MA | TRICARE |
| 1801887849 | Medicaid | MA | - |
| 20882 | Other | - | HARVARD PILGRIM |
| 042297845 | Other | MA | GREAT WEST HEALTH CARE |
| 1801887849 | Other | - | FALLON |
| B10381301 | Other | - | CIGNA |
| 042297845 | Other | MA | PRIVATE HEALTHCARE SYSTEM |
| 042297845 | Other | MA | UNITED HEALTH CARE |
| 1801887849 | Other | MA | MEDICARE |
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
Where does W Prouty practice?
The practice location on file with NPPES is in Norwell, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for W Prouty?
The National Provider Identifier (NPI) for W Prouty is 1801887849, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Karen Zemel Pediatrics Physician · Norwell, MA NPI 1275524225 Maria Dooley Nurse Practitioner · Norwell, MA NPI 1346231776 Bennet Epstein Psychologist · Norwell, MA NPI 1528059847 Robert Zeller Obstetrics & Gynecology Physician · Norwell, MA NPI 1255312021 Joseph Schwartz Surgery Physician · Norwell, MA NPI 1053392662 Cecil Hodges Nurse Practitioner · Norwell, MA NPI 1861473183 Robert Young Surgery Physician · Norwell, MA NPI 1730162512 Devon Haines Nutrition Education Nutritionist · Norwell, MA NPI 1689657140
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-01-03.