Patan Gultawatvichai, MD - Medicare Hematology/oncology in Portland, OR

Patan Gultawatvichai, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Portland, Oregon. He graduated from medical school in 2008 and has 16 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Reliant Medical Group Inc and his current practice location is 9495 Sw Locust St Ste G, Portland, Oregon. You can reach out to his office (for appointments etc.) via phone at (971) 314-4522.

Patan Gultawatvichai is licensed to practice in Massachusetts (license number 274829) 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 1720335987.

Contact Information

Patan Gultawatvichai, MD
9495 Sw Locust St Ste G,
Portland, OR 97223-6683
(971) 314-4522
(971) 314-4527

Map and Direction




Physician's Profile

Full NamePatan Gultawatvichai
GenderMale
SpecialityHematology/oncology
Experience16 Years
Location9495 Sw Locust St Ste G, Portland, Oregon
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:
  • Patan Gultawatvichai graduated from medical school in 2008
  NPI Data:
  • NPI Number: 1720335987
  • Provider Enumeration Date: 08/07/2012
  • Last Update Date: 11/04/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9931348695
  • Enrollment ID: I20180827002355

Medical Identifiers

Medical identifiers for Patan Gultawatvichai such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720335987NPI-NPPES
110115607AMedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 274829 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Healthalliance Hospitals, IncLeominster, MAHospital
Umass Memorial Medical Center/university CampusWorcester, MAHospital
St Vincent HospitalWorcester, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Reliant Medical Group Inc5597755322546

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. Patan Gultawatvichai allows following entities to bill medicare on his behalf.
Entity NameReliant Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720017528
PECOS PAC ID: 5597755322
Enrollment ID: O20040708000650

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. Patan Gultawatvichai 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
Patan Gultawatvichai, MD
5 Neponset St,
Worcester, MA 01606-2714

Ph: () -
Patan Gultawatvichai, MD
9495 Sw Locust St Ste G,
Portland, OR 97223-6683

Ph: (971) 314-4522

Reviews and Comments


Internal Medicine Doctors in Portland, OR

Salona Shrestha, MD
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Ginevra Lois Liptan, M.D.
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Donald Richard Sullivan, MD
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Practice Location: 3181 Sw Sam Jackson Park Rd, Uhn67, Portland, OR 97239
Phone: 503-494-6949    
Dr. Victor Nguyen Pham, M.D.
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Practice Location: 9205 Sw Barnes Rd, Portland, OR 97225
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Richa Uppal, MD
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Practice Location: 800 Sw 13th Ave, Portland, OR 97205
Phone: 503-221-0161    Fax: 503-274-1697
Reem Hasan, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 3181 Sw Sam Jackson Park Rd, Ppv 350, Portland, OR 97239
Phone: 503-494-8562    

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).

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