Gary J. Chang MD Inc
NPI 1477749695 · Interventional Pain Medicine Physician · Monterey, CA
Gary J. Chang MD Inc is a Interventional Pain Medicine Physician organization in Monterey, CA (NPI 1477749695).
Provider details
- NPI number
- 1477749695
- Entity type
- Organization
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gary Chang, President(831) 375-5151
- License
- G48331 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-20
- Last updated
- 2007-09-20
Frequently asked questions
- What is Gary J. Chang MD Inc's NPI number?
- Gary J. Chang MD Inc's National Provider Identifier (NPI) is 1477749695, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gary J. Chang MD Inc?
- Gary J. Chang MD Inc is classified in the NPPES registry as Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary J. Chang MD Inc located?
- Gary J. Chang MD Inc's practice location on file with NPPES is 550 Camino El Estero, Monterey, CA 93940-3231.
- What is Gary J. Chang MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Gary J. Chang MD Inc is (831) 375-5151.
- Who is the authorized official for Gary J. Chang MD Inc?
- The authorized official listed on Gary J. Chang MD Inc's NPPES record is Gary Chang, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gary J. Chang MD Inc's NPI active?
- Yes — Gary J. Chang MD Inc's NPI (1477749695) is active in the NPPES registry as of the last update on 2007-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.