DR. MANFRED WERNER RAISER M.D.
NPI 1306958665
Internal Medicine - Gastroenterology in Downers Grove, IL

Q: What is Manfred Raiser's NPI number?

The NPI number for Manfred Raiser is 1306958665. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Q: What is Manfred Raiser's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Manfred Raiser was last updated on April 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.

Active since August 31, 2006PECOS Enrolled

3825 HIGHLAND AVE, SUITE 203, DOWNERS GROVE, IL 60515(630) 969-1167(630) 969-1297 Get Directions Write a Review

NPPES record last updated: April 28, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Manfred Werner Raiser M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MANFRED WERNER RAISER M.D. (NPI 1306958665) is an individual gastroenterology provider in Downers Grove, Illinois, licensed in Illinois (036-048816) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1306958665

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. MANFRED WERNER RAISERCredential: M.D.

Location Address3825 HIGHLAND AVE, SUITE 203Downers Grove, IL 60515-1552

Mailing Address3825 Highland Ave, Suite 203Downers Grove, IL 60515-1552 · (630) 969-1167 · Fax (630) 969-1297

Phone(630) 969-1167

Fax(630) 969-1297

Sole ProprietorNo

Enumeration DateAugust 31, 2006

Last NPPES UpdateApril 28, 2008

✔ NPI 1306958665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in IL · 036-048816

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

3825 HIGHLAND AVE, Downers Grove, IL 60515

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Other Identifiers 1

Medicare PINP00999IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Manfred Werner Raiser M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Manfred Raiser reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Gastroenterology Services, Ltd

Same address

Gastroenterology

3825 HIGHLAND AVE, SUITE 203
Downers Grove, IL 60515

Reassigned Medicare billing, Illinois enrollment
5 clinicians in this Medicare group

NPI 1205966678 (630) 969-1167

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60515 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$137.43 typical visit price

range $59.81 – $181.38

Typical copayment $34.35 (range $14.95 – $45.34)

Most-billed visit code 99204

Established Patient

$105.07 typical visit price

range $19.15 – $147.12

Typical copayment $26.26 (range $4.78 – $36.78)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PETER MICHAEL KERWIN MD

Internal Medicine (Interventional Cardiology)

3825 HIGHLAND AVE, TOWER 2 SUITE 400
DOWNERS GROVE, IL 60515

Dupage County (630) 719-4799

BARRY SADEGI M.D.

Obstetrics & Gynecology (Maternal & Fetal Medicine)

3825 HIGHLAND AVE, 3B
DOWNERS GROVE, IL 60515

Dupage County (630) 434-9300

STEPHEN MICHAEL ROWLEY MD

Internal Medicine (Cardiovascular Disease)

3825 HIGHLAND AVE, TOWER 2 SUITE 400
DOWNERS GROVE, IL 60515

Dupage County (630) 719-4799

DR. KOTESWARA RAO BATCHU M.D.

Legal Medicine

3825 HIGHLAND AVE, SUITE 4B
DOWNERS GROVE, IL 60515

Dupage County (630) 963-4990

BARRY SADEGI, M.D., S.C.

Obstetrics & Gynecology

3825 HIGHLAND AVE, 3B
DOWNERS GROVE, IL 60515

Dupage County (630) 434-9300

DR. PAUL J WEST M.D.

Urology

3825 HIGHLAND AVE, SUITE 207
DOWNERS GROVE, IL 60515

Dupage County (630) 960-1498

DR. CYNTHIA ANN WOLLENSCHLAGER M.D.

Internal Medicine (Infectious Disease)

3825 HIGHLAND AVE, TOWER I, SUITE 3F
DOWNERS GROVE, IL 60515

Dupage County (630) 971-9275

MATTHEW OSCEOLA NORA MD

Internal Medicine (Clinical Cardiac Electrophysiology)

3825 HIGHLAND AVE, TOWER 2 SUITE 400
DOWNERS GROVE, IL 60515

Dupage County (630) 719-4799

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 Manfred Raiser's NPI number?

The NPI number for Manfred Raiser is 1306958665. It was assigned to this individual provider in the NPPES registry on August 31, 2006.

Where is Manfred Raiser located?

Manfred Raiser practices at 3825 Highland Ave Suite 203, Downers Grove, IL 60515. The listed phone number is (630) 969-1167.

What is Manfred Raiser's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Manfred Raiser enrolled in Medicare?

Yes. Manfred Raiser is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Manfred Raiser's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Manfred Raiser reassigns Medicare benefits to Gastroenterology Services, Ltd (Downers Grove, IL). 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 Manfred Raiser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Manfred Raiser was last updated on April 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.