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DR. STEVEN MARMER DO, MS
NPI 1811457518
Internal Medicine - Cardiovascular Disease in Milwaukee, WI

Active since March 20, 2019PECOS EnrolledAccepts Medicare Assignment
9200 W WISCONSIN AVE, MILWAUKEE, WI 53226(414) 805-6000(414) 805-6280 Get Directions Write a Review

NPPES record last updated: August 26, 2025. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jun 11, 2025, Jun 6, 2025, Mar 20, 2019 (3 updates tracked since 2019).

About Dr. Steven Marmer Do, Ms NPPES

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

DR. STEVEN MARMER DO, MS (NPI 1811457518) is an individual cardiovascular disease provider in Milwaukee, Wisconsin, licensed in Wisconsin (75038) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with St Josephs Community Hospital West Bend, and is a graduate of Des Moines University Of Osteopathic Medicine And Health Sciences (2019).

NPPES Registry Identity

NPI1811457518
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. STEVEN MARMERCredential: DO, MS
Location Address9200 W WISCONSIN AVEMilwaukee, WI 53226-3522
Mailing Address9200 W Wisconsin AveMilwaukee, WI 53226-3522 · (414) 805-6000 · Fax (414) 805-6280
Phone(414) 805-6000
Fax(414) 805-6280
Sole ProprietorNo
Medical School CMSDes Moines University Of Osteopathic Medicine And Health SciencesGraduated 2019
Enumeration DateMarch 20, 2019
Last NPPES UpdateAugust 26, 20253 updates tracked since enumeration
NPPES CertifiedAugust 26, 2025
✔ NPI 1811457518 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in WI · 75038
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
9200 W WISCONSIN AVE, Milwaukee, WI 53226
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Network Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Steven Marmer Do, Ms 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.

PECOS PAC ID4284060914
PECOS Enrollment IDI20250909001717
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.

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Josephs Community Hospital West Bend

Acute Care Hospitals · West Bend, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520063
Location3200 Pleasant Valley RoadWest Bend, WI 53095 · Washington County
Emergency services Birthing friendly

Community Memorial Hospital

Acute Care Hospitals · Menomonee Falls, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520103
LocationW180 N8085 Town Hall RdMenomonee Falls, WI 53051 · Waukesha County
Emergency services

Froedtert Memorial Lutheran Hospital

Acute Care Hospitals · Milwaukee, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520177
Location9200 W Wisconsin AveMilwaukee, WI 53226 · Milwaukee County
Emergency services Birthing friendly

Froedtert Community Hospital

Acute Care Hospitals · New Berlin, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number520213
Location4805 S Moorland RdNew Berlin, WI 53151 · Waukesha County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53226 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
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.

TRACY BLAIR WANDTKE HERRMANN APNP, CNM
Advanced Practice Midwife
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-4777
DR. ZACHARY SMITH DO
Internal Medicine (Gastroenterology)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 955-6830
DR. COLLEEN ANN CROWE M.D., M.P.H.
Emergency Medicine
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6469
ROBERTO MEJIAS APNP
Nurse Practitioner (Pediatrics)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6600
MRS. ANNE E B LAKATOS APN-BC, APNP, RN
Nurse Practitioner (Adult Health)
9200 W WISCONSIN AVE, DEPT OF INTERNAL MEDICINE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6850
MRS. AMANDA M MANDERS APNP
Nurse Practitioner (Adult Health)
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-6850
KATHLEEN A WATERHOUSE-SKIBICKI CRNA
Nurse Anesthetist, Certified Registered
9200 W WISCONSIN AVE
MILWAUKEE, WI 53226
Milwaukee County (414) 805-5951
ANDREA L BEQUEST PA
Physician Assistant (Medical)
9200 W WISCONSIN AVE, INTERNAL MEDICINE
MILWAUKEE, WI 53226
Milwaukee County (414) 955-0350

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 Steven Marmer's NPI number?

The NPI number for Steven Marmer is 1811457518. It was assigned to this individual provider in the NPPES registry on March 20, 2019.

Where is Steven Marmer located?

Steven Marmer practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 805-6000.

What is Steven Marmer's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Steven Marmer enrolled in Medicare?

Yes. Steven Marmer 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.

What insurance does Steven Marmer accept?

Health plans from Anthem Blue Cross and Blue Shield and Network Health list Steven Marmer 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 Steven Marmer affiliated with any hospitals?

According to CMS data, Steven Marmer is affiliated with St Josephs Community Hospital West Bend, Community Memorial Hospital, Froedtert Memorial Lutheran Hospital and Froedtert Community Hospital.

When was this NPI record last updated?

The NPPES record for Steven Marmer was last updated on August 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.