Marshall Keltner, MD - Medicare Obstetrics & Gynecology in Largo, FL

Marshall Keltner, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Largo, Florida. His current practice location is 1900 E Bay Dr, Largo, Florida. You can reach out to his office (for appointments etc.) via phone at (727) 216-1420.

Marshall Keltner is licensed to practice in Florida (license number ME109823) 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 1598746034.

Contact Information

Marshall Keltner, MD
1900 E Bay Dr,
Largo, FL 33771-2218
(727) 216-1420
(727) 216-1418

Map and Direction




Physician's Profile

Full NameMarshall Keltner
GenderMale
SpecialityObstetrics & Gynecology
Location1900 E Bay Dr, Largo, Florida
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1598746034
  • Provider Enumeration Date: 11/10/2005
  • Last Update Date: 09/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2961542303
  • Enrollment ID: I20130916000117

Medical Identifiers

Medical identifiers for Marshall Keltner such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598746034NPI-NPPES
0089985MedicaidFL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology ME109823 (Florida)Primary

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. Marshall Keltner allows following entities to bill medicare on his behalf.
Entity NameOb Hospitalist Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1710647334
PECOS PAC ID: 5193866838
Enrollment ID: O20100104000363

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. Marshall Keltner 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
Marshall Keltner, MD
1900 E Bay Dr,
Largo, FL 33771-2218

Ph: (727) 216-1420
Marshall Keltner, MD
1900 E Bay Dr,
Largo, FL 33771-2218

Ph: (727) 216-1420

Reviews and Comments


Obstetrics & Gynecology Doctors in Largo, FL

Ashley Nicole Long, D.O
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1301 2nd Ave Sw, Largo, FL 33770
Phone: 727-462-2229    Fax: 727-447-5610
Mrs. Brooke Ellen Ritter, D.O.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1301 2nd Ave Sw, Largo, FL 33770
Phone: 727-462-2229    Fax: 727-447-5610
Dr. Catherine Louise Cozad, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 8787 Bryan Dairy Rd, Suite 250, Largo, FL 33777
Phone: 727-518-1121    Fax: 727-585-7357
Dr. Beth B Benson, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1301 2nd Ave Sw, Largo, FL 33770
Phone: 727-584-7706    Fax: 727-581-9101
Dr. Diana C Connor, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1301 2nd Ave Sw, Largo, FL 33770
Phone: 727-462-2229    Fax: 727-447-5610
Dr. James E. Doran, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1301 2nd Ave Sw, Largo, FL 33770
Phone: 727-584-7706    Fax: 727-581-9101

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.