John Mark Demay, MD - Medicare Dermatology in Sioux City, IA

John Mark Demay, MD is a medicare enrolled "Dermatology" physician in Sioux City, Iowa. He went to University Of Nebraska College Of Medicine and graduated in 1989 and has 35 years of diverse experience with area of expertise as Dermatology. He is a member of the group practice Dermatology Associates Of Siouxland Pc and his current practice location is 2930 Hamilton Blvd, Ste 102, Sioux City, Iowa. You can reach out to his office (for appointments etc.) via phone at (712) 277-9370.

John Mark Demay is licensed to practice in Iowa (license number 31906) 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 1366447294.

Contact Information

John Mark Demay, MD
2930 Hamilton Blvd, Ste 102,
Sioux City, IA 51104-2431
(712) 277-9370
(712) 252-4733

Map and Direction




Physician's Profile

Full NameJohn Mark Demay
GenderMale
SpecialityDermatology
Experience35 Years
Location2930 Hamilton Blvd, Sioux City, Iowa
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:
  • John Mark Demay attended and graduated from University Of Nebraska College Of Medicine in 1989
  NPI Data:
  • NPI Number: 1366447294
  • Provider Enumeration Date: 06/16/2005
  • Last Update Date: 08/16/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 5698940260
  • Enrollment ID: I20111209000076

Medical Identifiers

Medical identifiers for John Mark Demay such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1366447294NPI-NPPES
1366447294OtherIAMEDICARE INDIVIDUAL NPI
DT7736OtherIAMEDICARE RR GROUP PTAN
1417088907OtherIAWELLMARK GROUP NPI NUMBER
IB2763OtherIAMEDICARE GROUP PTAN
IB2763001OtherIAMEDICARE INDIVIDUAL PTAN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology 31906 (Iowa)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Lukes Regional Medical CenterSioux city, IAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Dermatology Associates Of Siouxland Pc36787113482

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. John Mark Demay allows following entities to bill medicare on his behalf.
Entity NameDermatology Associates Of Siouxland Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417088907
PECOS PAC ID: 3678711348
Enrollment ID: O20130607000692

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. John Mark Demay 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
John Mark Demay, MD
2930 Hamilton Blvd, Ste 102,
Sioux City, IA 51104-2431

Ph: (712) 277-9370
John Mark Demay, MD
2930 Hamilton Blvd, Ste 102,
Sioux City, IA 51104-2431

Ph: (712) 277-9370

Reviews and Comments


Dermatology Doctors in Sioux City, IA

Wilmar Austero Garcia, FNP-C
Dermatology
Medicare: Accepting Medicare Assignments
Practice Location: 2730 Pierce St Ste 300, Sioux City, IA 51104
Phone: 712-279-3637    

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.