Dr Martha Ann Baker, MD - Medicare Hospitalist in Baltimore, MD

Dr Martha Ann Baker, MD is a medicare enrolled "Hospitalist" physician in Baltimore, Maryland. She went to Boston University School Of Medicine and graduated in 2011 and has 13 years of diverse experience with area of expertise as Hospitalist. She is a member of the group practice Medstar Medical Group Ii Llc and her current practice location is 900 S Caton Ave, Baltimore, Maryland. You can reach out to her office (for appointments etc.) via phone at (410) 232-3313.

Dr Martha Ann Baker is licensed to practice in Maryland (license number D77310) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1992094189.

Contact Information

Dr Martha Ann Baker, MD
900 S Caton Ave,
Baltimore, MD 21229-5201
(410) 232-3313
(410) 368-3599



Physician's Profile

Full NameDr Martha Ann Baker
GenderFemale
SpecialityHospitalist
Experience13 Years
Location900 S Caton Ave, Baltimore, Maryland
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Martha Ann Baker attended and graduated from Boston University School Of Medicine in 2011
  NPI Data:
  • NPI Number: 1992094189
  • Provider Enumeration Date: 03/29/2011
  • Last Update Date: 07/14/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 1254556921
  • Enrollment ID: I20140714001589

Medical Identifiers

Medical identifiers for Dr Martha Ann Baker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1992094189NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist D77310 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Medstar Franklin Square Medical CenterBaltimore, MDHospital
Medstar Union Memorial HospitalBaltimore, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Medstar Medical Group Ii Llc05474138251776

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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. Dr Martha Ann Baker allows following entities to bill medicare on her behalf.
Entity NameSt. Agnes Healthcare, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1144250176
PECOS PAC ID: 9830092733
Enrollment ID: O20040128001146

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Entity NameMedstar Medical Group Ii Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184046187
PECOS PAC ID: 0547413825
Enrollment ID: O20130117000347

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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. Dr Martha Ann Baker 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
Dr Martha Ann Baker, MD
900 S Caton Ave,
Baltimore, MD 21229-5201

Ph: () -
Dr Martha Ann Baker, MD
900 S Caton Ave,
Baltimore, MD 21229-5201

Ph: (410) 232-3313

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Hospitalist Doctors in Baltimore, MD

Allison Weaver, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 600 N Wolfe Street, Meyer 8-134, Baltimore, MD 21287
Phone: 410-614-4474    Fax: 410-367-2770
Cheryl Myers Hepp, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 22 S Greene St, Baltimore, MD 21201
Phone: 410-328-2882    Fax: 410-328-7607
Omid Sanaei, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 201 E University Pkwy, Baltimore, MD 21218
Phone: 410-554-2284    Fax: 410-554-2184
Sumedha Nallamothu, M.B.B.S
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 600 N Wolfe Street, Meyer 8-134, Baltimore, MD 21287
Phone: 410-614-4474    Fax: 410-367-2770
Dr. Nejat Ahmed Mohammed, MD
Hospitalist
Medicare: Medicare Enrolled
Practice Location: 3001 S Hanover St, Baltimore, MD 21225
Phone: 410-350-3200    
Mahyar Toofantabrizi,
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 9000 Franklin Square Dr, Baltimore, MD 21237
Phone: 443-777-7000    
Lee-ann Marie Wagner, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 22 S Greene St, Baltimore, MD 21201
Phone: 410-328-2882    Fax: 410-328-7607

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