Thoo H Tan, DO - Medicare Obstetrics/gynecology in Algona, IA

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Thoo H Tan, DO is a medicare enrolled "Obstetrics & Gynecology" physician in Algona, Iowa. He graduated from medical school in 1990 and has 36 years of diverse experience with area of expertise as Obstetrics/gynecology. He is a member of the group practice North Iowa Mercy Clinics, Kossuth Regional Health Center, Mercy Medical Center New Hampton and his current practice location is 1515 S Phillips St, Algona, Iowa. You can reach out to his office (for appointments etc.) via phone at (515) 295-2451.

Thoo H Tan is licensed to practice in Iowa (license number 02918) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1104857127.

Contact Information

Thoo H Tan, DO
1515 S Phillips St,
Algona, IA 50511-3649
(515) 295-2451
Not Available

Map and Direction




Physician's Profile

Full NameThoo H Tan
GenderMale
SpecialityObstetrics/gynecology
Experience36 Years
Location1515 S Phillips St, Algona, Iowa
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Thoo H Tan graduated from medical school in 1990
  NPI Data:
  • NPI Number: 1104857127
  • Provider Enumeration Date: 07/06/2006
  • Last Update Date: 06/01/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 7911003470
  • Enrollment ID: I20070501000178

Medical Identifiers

Medical identifiers for Thoo H Tan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1104857127NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 02918 (Iowa)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercyone North Iowa Medical CenterMason city, IAHospital
Hancock County Health SystemBritt, IAHospital
Mercy Medical Center-new HamptonNew hampton, IAHospital
Hansen Family HospitalIowa falls, IAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Iowa Mercy Clinics7810809076307
Kossuth Regional Health Center337545425921
Mercy Medical Center New Hampton903200632514

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. Thoo H Tan allows following entities to bill medicare on his behalf.
Entity NameNorth Iowa Mercy Clinics
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780278242
PECOS PAC ID: 7810809076
Enrollment ID: O20031105000273
Entity NameHancock County Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689721318
PECOS PAC ID: 9739080425
Enrollment ID: O20040115001023
Entity NameMason City Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043254055
PECOS PAC ID: 2860385572
Enrollment ID: O20040205001159
Entity NameEllsworth Municipal Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831296052
PECOS PAC ID: 2668366311
Enrollment ID: O20040212000269
Entity NameMercy Medical Center New Hampton
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679641419
PECOS PAC ID: 9032006325
Enrollment ID: O20040302000403

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. Thoo H Tan 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
Thoo H Tan, DO
1010 4th St Sw Ste 220,
Mason City, IA 50401-2856

Ph: (641) 428-5100		Thoo H Tan, DO
1515 S Phillips St,
Algona, IA 50511-3649

Ph: (515) 295-2451

Reviews and Comments


Obstetrics & Gynecology Doctors in Algona, IA

Ronald J Moeller, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1519 S Phillips St, Algona, IA 50511
Phone: 515-295-7714    Fax: 515-295-4505

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.