May Alattar, MD - Medicare Endocrinology in Halethorpe, MD

May Alattar, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Halethorpe, Maryland. She graduated from medical school in 1999 and has 25 years of diverse experience with area of expertise as Endocrinology. She is a member of the group practice Johns Hopkins Community Physicians, Johns Hopkins Community Physicians and her current practice location is 1701 Twin Springs Rd, Halethorpe, Maryland. You can reach out to her office (for appointments etc.) via phone at (410) 737-5000.

May Alattar is licensed to practice in Maryland (license number D68860) 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 1154523371.

Contact Information

May Alattar, MD
1701 Twin Springs Rd,
Halethorpe, MD 21227-3553
(410) 737-5000
Not Available

Map and Direction




Physician's Profile

Full NameMay Alattar
GenderFemale
SpecialityEndocrinology
Experience25 Years
Location1701 Twin Springs Rd, Halethorpe, 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:
  • May Alattar graduated from medical school in 1999
  NPI Data:
  • NPI Number: 1154523371
  • Provider Enumeration Date: 06/01/2007
  • Last Update Date: 06/06/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3678739893
  • Enrollment ID: I20120716000435

Medical Identifiers

Medical identifiers for May Alattar such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1154523371NPI-NPPES
054823500MedicaidMD
9783-0021OtherMDCAREFIRST BC/BS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism D68860 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Suburban HospitalBethesda, MDHospital
Howard County General HospitalColumbia, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Johns Hopkins Community Physicians8325943707568
Johns Hopkins Community Physicians8325943707568

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. May Alattar allows following entities to bill medicare on her behalf.
Entity NameJohns Hopkins Community Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1578598868
PECOS PAC ID: 8325943707
Enrollment ID: O20031220000065
Entity NameKaiser Foundation Health Plan Of The Mid-atlantic States, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043378656
PECOS PAC ID: 3779495858
Enrollment ID: O20080519000558

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. May Alattar 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
May Alattar, MD
1701 Twin Springs Rd,
Halethorpe, MD 21227-3553

Ph: (410) 737-5000
May Alattar, MD
1701 Twin Springs Rd,
Halethorpe, MD 21227-3553

Ph: (410) 737-5000

Reviews and Comments


Internal Medicine Doctors in Halethorpe, MD

Dr. Mark Allan Walker, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Medicare Enrolled
Practice Location: 1701 Twin Springs Rd, Kaiser Permanente South Baltimore County Medical Center, Halethorpe, MD 21227
Phone: 410-737-5540    Fax: 410-737-5531
Adeel Khalid Choudhary,
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 1701 Twin Springs Rd, Halethorpe, MD 21227
Phone: 410-737-5000    
Leopoldine Modjo Kenmogne, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 1701 Twin Springs Rd, Halethorpe, MD 21227
Phone: 410-737-5000    
Dr. Grace Gia-ling Wong Casserly, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 1701 Twin Springs Rd, Halethorpe, MD 21227
Phone: 410-737-5000    
Mr. Emil G Thattassery, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 1701 Twin Springs Road, Halethorpe, MD 21227
Phone: 410-737-5260    Fax: 410-737-5265
Dr. Tisha Barnett, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 1701 Twin Springs Rd, Halethorpe, MD 21227
Phone: 410-737-5660    

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.