Mark Daniel Larson, MD - Medicare Ophthalmology in Greenfield, WI

Mark Daniel Larson, MD is a medicare enrolled "Ophthalmology - Glaucoma Specialist" physician in Greenfield, Wisconsin. His current practice location is 4600 W Loomis Rd Ste 310, Greenfield, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (414) 281-0424.

Mark Daniel Larson is licensed to practice in Wisconsin (license number 84144-20) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1831651868.

Contact Information

Mark Daniel Larson, MD
4600 W Loomis Rd Ste 310,
Greenfield, WI 53220-4858
(414) 281-0424
(414) 281-0959

Map and Direction




Physician's Profile

Full NameMark Daniel Larson
GenderMale
SpecialityOphthalmology - Glaucoma Specialist
Location4600 W Loomis Rd Ste 310, Greenfield, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1831651868
  • Provider Enumeration Date: 03/31/2019
  • Last Update Date: 09/10/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 4082037999
  • Enrollment ID: I20230517002808

Medical Identifiers

Medical identifiers for Mark Daniel Larson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831651868NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207WX0009XOphthalmology - Glaucoma Specialist 84144-20 (Wisconsin)Primary
207W00000XOphthalmology 73841 (Minnesota)Secondary

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 Daniel Larson allows following entities to bill medicare on his behalf.
Entity NameMinnesota Eye Consultants, Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508839879
PECOS PAC ID: 4284524539
Enrollment ID: O20040318001449

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 Daniel Larson 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 Daniel Larson, MD
4600 W Loomis Rd Ste 310,
Greenfield, WI 53220-4858

Ph: (414) 281-0424
Mark Daniel Larson, MD
4600 W Loomis Rd Ste 310,
Greenfield, WI 53220-4858

Ph: (414) 281-0424

Reviews and Comments


Ophthalmology Doctors in Greenfield, WI

Cole Rojas,
Ophthalmology
Medicare: Medicare Enrolled
Practice Location: 4600 W Loomis Rd Ste 310, Greenfield, WI 53220
Phone: 414-588-3526    
Dr. Hart Beaman Moss, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 4600 W Loomis Rd Ste 310, Greenfield, WI 53220
Phone: 414-281-0424    
Judith Becker Coran, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 3033 W Layton Ave Ste 101, Greenfield, WI 53221
Phone: 414-279-5579    Fax: 414-249-3299
Joshua Agranat, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 4131 W Loomis Rd Ste 240, Greenfield, WI 53221
Phone: 262-510-0300    Fax: 262-510-0500
Dr. Amy M Moschell, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 3033 W Layton Ave Ste 101, Greenfield, WI 53221
Phone: 414-279-5579    Fax: 414-249-3299
Glenn E. Graves, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 4600 W Loomis Rd Ste 310, Greenfield, WI 53220
Phone: 414-281-0963    Fax: 414-281-0959

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.