Jacqueline Margolese, MSN, FNP-C, AG-ACNP
NPI 1205378668 · Nurse Practitioner · Castro Valley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacqueline Margolese, MSN, FNP-C, AG-ACNP is a Nurse Practitioner provider in Castro Valley, CA (NPI 1205378668).
Provider details
- NPI number
- 1205378668
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, FNP-C, AG-ACNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95008327 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
92 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 58 | $112 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 34 | $75 |
Typical Medicare-allowed amounts for these services range $75–$112 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-11-15
- Last updated
- 2018-10-23
Frequently asked questions
- What is Jacqueline Margolese's NPI number?
- Jacqueline Margolese's National Provider Identifier (NPI) is 1205378668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacqueline Margolese's specialty?
- Jacqueline Margolese is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jacqueline Margolese located?
- Jacqueline Margolese's practice location on file with NPPES is 20103 Lake Chabot Rd, Castro Valley, CA 94546-5305.
- What is Jacqueline Margolese's phone number?
- The practice phone number listed in the NPPES registry for Jacqueline Margolese is (510) 727-2759.
- Does Jacqueline Margolese accept Medicare?
- Jacqueline Margolese is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacqueline Margolese's NPI active?
- Yes — Jacqueline Margolese's NPI (1205378668) is active in the NPPES registry as of the last update on 2018-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.