Cay Berg, M.D.
NPI 1174609648 · Preventive Medicine/Occupational Environmental Medicine Physician · Ammon, ID
Cay Berg, M.D. is a Preventive Medicine/Occupational Environmental Medicine Physician provider in Ammon, ID (NPI 1174609648).
Provider details
- NPI number
- 1174609648
- Entity type
- Individual
- Primary specialty
- Preventive Medicine/Occupational Environmental Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- M-8652 (ID)
Specialties & taxonomies
- Preventive Medicine/Occupational Environmental Medicine PhysicianPrimary2083P0500XLicense M-8652 (ID)
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-10-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Cay Berg's NPI number?
- Cay Berg's National Provider Identifier (NPI) is 1174609648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cay Berg's specialty?
- Cay Berg is listed in the NPPES registry with a primary specialty of Preventive Medicine/Occupational Environmental Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cay Berg located?
- Cay Berg's practice location on file with NPPES is 4701 S Wackerli Ave, Ammon, ID 83406-8154.
- What is Cay Berg's phone number?
- The practice phone number listed in the NPPES registry for Cay Berg is (208) 542-1963.
- Is Cay Berg's NPI active?
- Yes — Cay Berg's NPI (1174609648) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.