Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ronald S Tadiri, MD
Pediatrics Physician in Holden, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1780645663
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Registry record
Entity type Individual (Type 1)
Name Ronald S Tadiri
Credential MD
Sex Male
Practice address 64 Boyden Rd, Holden, MA, 01520
Phone (508) 885-2003
Fax (508) 885-8071
Enumeration date Mar 30, 2006
Last updated in NPPES May 12, 2020
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 |
|---|---|---|---|
| 042472266 | Other | - | PRIVATE HEALTHCARE SYSTEM |
| 9900823 | Other | - | FALLON COMMUNITY HEALTH P |
| 784244 | Other | - | MVP HEALTH CARE |
| 9602726 | Other | - | CIGNA HEALTH PLAN |
| J11038 | Other | - | BLUE SHIELD HMO BLUE |
| AA1181 | Other | - | HARVARD PILGRIM HEALTHCAR |
| 33867 | Other | - | CHILDRENS MEDICAL SECURIT |
| 935033 | Other | - | FIRST HEALTH |
| J11038 | Other | - | BLUE CARE ELECT |
| J11038 | Other | - | BLUE SHIELD INDEMNITY |
| 110050631A | Medicaid | MA | - |
| 043058466 | Other | - | HEALTHCARE VALUE MANAGEME |
| 3085686 | Other | - | WELFARE |
| 042472266 | Other | - | ONE HEALTH PLAN |
| 33867 | Other | - | HEALTHY START |
| 042472266 | Other | - | THREE RIVERS |
| 5576020 | Other | - | AETNA US HEALTHCARE |
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 Ronald Tadiri practice?
The practice location on file with NPPES is in Holden, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ronald Tadiri?
The National Provider Identifier (NPI) for Ronald Tadiri is 1780645663, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Kimberly Adamson Pediatric Nurse Practitioner · Holden, MA NPI 1063494995 John Whiting Optometrist · Holden, MA NPI 1982686341 Martha Waite Pediatrics Physician · Holden, MA NPI 1700861655 Kristen Newsom Family Medicine Physician · Holden, MA NPI 1104111426 Alyssa Bellino Medical Physician Assistant · Holden, MA NPI 1528349578 Reliant Medical Group Optometrist · Holden, MA NPI 1871846428 Maglenes Hoogasian Family Nurse Practitioner · Holden, MA NPI 1700226818 Joseph Silva Optometrist · Holden, MA NPI 1770918963
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-05-12.