JEFFREY D JACOBS MD
NPI 1992143705
Internal Medicine - Gastroenterology in Grayslake, IL
About Jeffrey D Jacobs Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY D JACOBS MD (NPI 1992143705) is an individual gastroenterology provider in Grayslake, Illinois, licensed in Illinois (036140402) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and maintains a secondary practice location in Seattle.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Jeffrey D Jacobs Md 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 Reassignment
Medicare enrollment records show Jeffrey Jacobs reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 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 10
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Washington Medical Ctr
Acute Care Hospitals · Seattle, WAHarborview Medical Center
Acute Care Hospitals · Seattle, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60030 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
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 Jeffrey Jacobs's NPI number?
The NPI number for Jeffrey Jacobs is 1992143705. It was assigned to this individual provider in the NPPES registry on June 13, 2013.
Where is Jeffrey Jacobs located?
Jeffrey Jacobs practices at 1475 E Belvidere Rd Ste 311, Grayslake, IL 60030. The listed phone number is (847) 535-6083.
What is Jeffrey Jacobs's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Jeffrey Jacobs enrolled in Medicare?
Yes. Jeffrey Jacobs 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 organization bills Medicare for Jeffrey Jacobs's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Jacobs reassigns Medicare benefits to The Association Of University Physicians (Seattle, WA). The 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 Jeffrey Jacobs's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Jacobs accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Jeffrey Jacobs 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.
Is Jeffrey Jacobs affiliated with any hospitals?
According to CMS data, Jeffrey Jacobs is affiliated with University Of Washington Medical Ctr and Harborview Medical Center.
When was this NPI record last updated?
The NPPES record for Jeffrey Jacobs was last updated on October 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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.
# Jeffrey D Jacobs, MD · NPI 1992143705
Gastroenterology physician in Grayslake, Illinois. Individual provider, active in the CMS NPPES registry since June 13, 2013.
## Identity
- **NPI:** 1992143705 (Entity type: Individual)
- **Enumerated:** June 13, 2013
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 036140402 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1475 E BELVIDERE RD STE 311, Grayslake, IL 60030-2016
- **Phone:** (847) 535-6083 · **Fax:** (224) 271-4910
## 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:** The Association Of University Physicians (NPI 1023041159, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** October 6, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1992143705) · Data from the CMS NPPES public registry.