Stephanie Petreas, RN, FNP
Family Nurse Practitioner · Berkeley, CA
Stephanie Petreas, RN, FNP is a family nurse practitioner with a practice address in Berkeley, California, and NPI 1558505560, issued on Apr 22, 2009. Check the license (California 18790, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie Petreas
- Credential
- RN, FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 18790 CA
697900 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2850 Telegraph Ave Ste 130, Berkeley, CA 94705
- Phone
- (510) 204-8110
- Enumerated
- Apr 22, 2009
- Record last updated
- Oct 27, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (510) 843-0804
- Medicare enrollment
- Enrolled (PECOS I20110127000619); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 2850 Telegraph Ave Ste 130
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shannon McCune, M.D.Family Medicine Physician1437236163
- Than Nguyen, D.O.Internal Medicine Physician1316207236
Verify Stephanie Petreas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 18790Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average family nurse practitioner in 2024
781 Medicare Part D claims for 115 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 39 claims were for opioids.
Most prescribed
- Atorvastatin Calcium94 claims
- Lisinopril63 claims
- Levothyroxine Sodium59 claims
- Amlodipine Besylate32 claims
- Hydrocodone-Acetaminophen26 claims
- Hydrochlorothiazide20 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.
Bills Medicare through one group practice
- Sutter Bay Medical FoundationBerkeley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie Petreas among 16,966 family nurse practitioner records in California
Stephanie Petreas, RN, FNP 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 fileYes · 40% of these records are
- Graduated2008 · median 2019 among the 6,793 with a school on file
- Record last updated2011 · 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).
76 family nurse practitioner records list a practice address in Berkeley
They are 76 of the 4,898 NPPES records with a practice address in Berkeley, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Berkeley → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Akosua Appea, FNPBerkeley, CA 947051669214367
- Niccole Blanchet, NPBerkeley, CA 947051174996839
- Kelley Booth, NPBerkeley, CA 947051053830851
- Katy GutmanBerkeley, CA 947051477241156
- Erin Herman, NPBerkeley, CA 947051255753158
- Alice Mak, NPBerkeley, CA 947051275063323
- Helen Mwanza, NPBerkeley, CA 947051538635966
- Moe Myat, FNPBerkeley, CA 947051770238438
Common questions
What is Stephanie Petreas, RN, FNP's NPI number?
Stephanie Petreas, RN, FNP's National Provider Identifier (NPI) is 1558505560, issued on Apr 22, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Petreas, RN, FNP located?
The NPPES record lists a practice address at 2850 Telegraph Ave Ste 130, Berkeley, CA, 94705. Phone: (510) 204-8110. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Petreas, RN, FNP's license?
NPPES lists California license number 18790, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie Petreas, RN, FNP prescribe under Medicare Part D?
In 2024, Stephanie Petreas, RN, FNP had 781 Medicare Part D claims for 115 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.