Catherine Anne Berg, NP, FNP-BC, ACNP-BC
Family Nurse Practitioner · Brentwood, CA
Catherine Anne Berg, NP, FNP-BC, ACNP-BC is a family nurse practitioner with a practice address in Brentwood, California, and NPI 1316171341, issued on May 5, 2009. Check the license (California 18289, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Anne Berg
- Credential
- NP, FNP-BC, ACNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 18289 CA
NP-18289 CA
Self-reported in NPPES; status is on the state search - Practice location
- 171 Sand Creek RD Ste A, Brentwood, CA 94513
- Phone
- (800) 495-8885
- Enumerated
- May 5, 2009
- Record last updated
- Jul 20, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 171 Sand Creek RD Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jasen TjahjadiFamily Medicine Physician1649839077
Verify Catherine Anne Berg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 18289Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average family nurse practitioner in 2024
1,455 Medicare Part D claims for 100 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 48 claims were for opioids.
Most prescribed
- Atorvastatin Calcium143 claims
- Gabapentin93 claims
- Metformin Hcl71 claims
- Amlodipine Besylate65 claims
- Metoprolol Succinate50 claims
- Albuterol Sulfate Hfa49 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Catherine Anne Berg among 16,966 family nurse practitioner records in California
Catherine Anne Berg, NP, FNP-BC, ACNP-BC is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 15% of them.
- NPI issued2009 · 15% of these records are older, 83% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2017 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 family nurse practitioner records list a practice address in Brentwood
They are 20 of the 1,212 NPPES records with a practice address in Brentwood, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Brentwood → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Florante BaguioBrentwood, CA 945131548985237
- Rosemary Canales, CNPBrentwood, CA 945131366602146
- Deidra Francis, FNPBrentwood, CA 945131770998965
- Jessica Hill, RN, FNPBrentwood, CA 945131114315520
- Christina LacklandBrentwood, CA 945131023574423
- Sandra LeeBrentwood, CA 945131689014995
- Nicollette Mitra, FNPBrentwood, CA 945131295396125
- Pente Ng, RN, MSN, FNP-CBrentwood, CA 945131720619885
Common questions
What is Catherine Anne Berg, NP, FNP-BC, ACNP-BC's NPI number?
Catherine Anne Berg, NP, FNP-BC, ACNP-BC's National Provider Identifier (NPI) is 1316171341, issued on May 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Anne Berg, NP, FNP-BC, ACNP-BC located?
The NPPES record lists a practice address at 171 Sand Creek RD Ste A, Brentwood, CA, 94513. Phone: (800) 495-8885. Providers update this record themselves, so call before visiting.
How can I verify Catherine Anne Berg, NP, FNP-BC, ACNP-BC's license?
NPPES lists California license number 18289, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Anne Berg, NP, FNP-BC, ACNP-BC prescribe under Medicare Part D?
In 2024, Catherine Anne Berg, NP, FNP-BC, ACNP-BC had 1,455 Medicare Part D claims for 100 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.