JILL L ISAACS ANP
NPI 1558463166
Nurse Practitioner - Adult Health in Monrovia, CA
About Jill L Isaacs Anp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JILL L ISAACS ANP (NPI 1558463166) is an individual adult health provider in Monrovia, California, licensed in California (95010598) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Jill L Isaacs Anp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Jill Isaacs reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lincoln, NE 68506
- Reassigned Medicare billing, Nebraska enrollment
- 167 clinicians in this Medicare group
Fremont, NE 68025
- Reassigned Medicare billing, Nebraska enrollment
- 178 clinicians in this Medicare group
Omaha, NE 68114
- Reassigned Medicare billing, Nebraska enrollment
- 239 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91016 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Jill Isaacs's NPI number?
The NPI number for Jill Isaacs is 1558463166. It was assigned to this individual provider in the NPPES registry on September 3, 2006. The provider is also known as Jill L Schopperth Aprn.
Where is Jill Isaacs located?
Jill Isaacs practices at 700 S Myrtle Ave, Monrovia, CA 91016. The listed phone number is (626) 999-9999.
What is Jill Isaacs's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Jill Isaacs enrolled in Medicare?
Yes. Jill Isaacs is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Jill Isaacs's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jill Isaacs reassigns Medicare benefits to 3 organizations: Madonna Rehabilitation Hospital (Lincoln, NE), Methodist Fremont Health (Fremont, NE) and Nebraska Methodist Hospital (Omaha, NE). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jill Isaacs's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jill Isaacs accept?
Health plans from Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Jill Isaacs as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Jill Isaacs was last updated on March 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Jill L Isaacs, ANP · NPI 1558463166
Adult Health physician in Monrovia, California. Individual provider, active in the CMS NPPES registry since September 3, 2006.
## Identity
- **NPI:** 1558463166 (Entity type: Individual)
- **Enumerated:** September 3, 2006
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 95010598 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 700 S MYRTLE AVE, Monrovia, CA 91016-8411
- **Phone:** (626) 999-9999
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Madonna Rehabilitation Hospital (NPI 1417045642, Lincoln, NE); Methodist Fremont Health (NPI 1235618216, Fremont, NE); Nebraska Methodist Hospital (NPI 1689628372, Omaha, NE) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** March 3, 2020
- **Other identifiers:** Medicaid 47077295213 (NE)
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Source: [NPI Profile](https://npiprofile.com/npi/1558463166) · Data from the CMS NPPES public registry.