Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. James Haas, C.O.
Specialist in Pittsfield, MA · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659505519
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Mr. James Haas
Credential C.O.
Sex Male
Practice address 163 South St, Unit 2, Pittsfield, MA, 01201
Phone (413) 442-0017
Fax (413) 442-0020
Enumeration date May 7, 2009
Last updated in NPPES Sep 17, 2012
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1540408 | Medicaid | MA | - |
| 3048436 | Medicaid | CT | - |
| 1009994 | Medicaid | VT | - |
| 15121 | Other | - | HNE |
| 000000006888 | Other | MA | BMC |
| 0008938 | Other | - | NHP |
| 553174 | Other | - | AETNA |
| 734427 | Other | - | CONNECTICARE |
| 803119 | Other | - | TUFTS |
| 65955037 | Other | - | VA |
| 701312 | Other | - | HARVARD PLIGRIM |
| 833821 | Other | MA | MVP |
| 360154 | Other | MA | BCBS |
| 43871 | Other | - | FALLON |
| 475460 | Other | MA | CIGNA |
| S009509 | Other | MA | TRICARE |
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 James Haas practice?
The practice location on file with NPPES is in Pittsfield, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Haas?
The National Provider Identifier (NPI) for James Haas is 1659505519, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Barry Lobovits Public Health & General Preventive Medicine Physician · Pittsfield, MA NPI 1801890165 Wendy Gwozdz Pharmacist · Pittsfield, MA NPI 1427173657 Berkshire Medicine Inc. Primary Care Clinic/Center · Pittsfield, MA NPI 1699969329 Margaret Curro Pharmacist · Pittsfield, MA NPI 1578854329 Wren Bernstein Clinical Social Worker · Pittsfield, MA NPI 1124420161 Walgreen Co Pharmacy · Pittsfield, MA NPI 1841716107 Nicole Vaughan Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Pittsfield, MA NPI 1326650060
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-09-17.