Mark S Polentini, MD - Medicare Emergency Medicine in Oconomowoc, WI

  1. Home
  2. Emergency Medicine
  3. WI
  4. Oconomowoc
Mark S Polentini, MD is a medicare enrolled "Emergency Medicine" physician in Oconomowoc, Wisconsin. He went to Medical College Of Wisconsin and graduated in 2001 and has 25 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Emergency Medical Associates Llp and his current practice location is 1284 N Summit Ave, Oconomowoc, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (262) 569-3080.

Mark S Polentini is licensed to practice in Wisconsin (license number 45242-020) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1699752030.

Contact Information

Mark S Polentini, MD
1284 N Summit Ave,
Oconomowoc, WI 53066-4459
(262) 569-3080
Not Available

Map and Direction




Physician's Profile

Full NameMark S Polentini
GenderMale
SpecialityEmergency Medicine
Experience25 Years
Location1284 N Summit Ave, Oconomowoc, Wisconsin
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mark S Polentini attended and graduated from Medical College Of Wisconsin in 2001
  NPI Data:
  • NPI Number: 1699752030
  • Provider Enumeration Date: 12/28/2005
  • Last Update Date: 12/29/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 9335117506
  • Enrollment ID: I20040924000473

Medical Identifiers

Medical identifiers for Mark S Polentini such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1699752030NPI-NPPES
002OtherWIBCBS
34590000MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 45242-020 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Waukesha Memorial HospitalWaukesha, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Emergency Medical Associates Llp064824206517

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Mark S Polentini allows following entities to bill medicare on his behalf.
Entity NameProhealth Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1356322440
PECOS PAC ID: 3476465188
Enrollment ID: O20031103000066
Entity NameEmergency Medical Associates Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1861483190
PECOS PAC ID: 0648242065
Enrollment ID: O20040806000968
Entity NameLake Country Emergency Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720060585
PECOS PAC ID: 4385607555
Enrollment ID: O20041109000212

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Mark S Polentini is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mark S Polentini, MD
Po Box 735044,
Chicago, IL 60673-5044

Ph: (800) 326-2250		Mark S Polentini, MD
1284 N Summit Ave,
Oconomowoc, WI 53066-4459

Ph: (262) 569-3080

Reviews and Comments


Emergency Medicine Doctors in Oconomowoc, WI

Dr. Timothy W Westlake, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 791 E Summit Ave, Oconomowoc, WI 53066
Phone: 262-569-0251    Fax: 262-569-0342
Paul H Rehnstrom, D.O.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 791 E Summit Ave, Oconomowoc, WI 53066
Phone: 262-569-0251    Fax: 262-569-0342
Jeffery N Glaspy, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1284 N Summit Ave, Oconomowoc, WI 53066
Phone: 262-569-3080    Fax: 770-237-1723
Timothy J Hill, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 791 E Summit Ave, Oconomowoc, WI 53066
Phone: 262-569-0251    Fax: 262-569-0342
James Joseph Harper, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 791 Summit Ave, Oconomowoc, WI 53066
Phone: 262-569-0251    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.