William Sanderson Twaddell, MD - Medicare Pathology in Baltimore, MD

William Sanderson Twaddell, MD is a medicare enrolled "Pathology - Anatomic Pathology & Clinical Pathology" physician in Baltimore, Maryland. He went to Columbia University College Of Physicians And Surgeons and graduated in 2004 and has 20 years of diverse experience with area of expertise as Pathology. He is a member of the group practice Univ Of Md Pathology Associates P A and his current practice location is 22 S Greene St, Nbw73, Baltimore, Maryland. You can reach out to his office (for appointments etc.) via phone at (410) 328-5555.

William Sanderson Twaddell is licensed to practice in Maryland (license number D68076) 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 1538296124.

Contact Information

William Sanderson Twaddell, MD
22 S Greene St, Nbw73,
Baltimore, MD 21201-1544
(410) 328-5555
(410) 328-0929



Physician's Profile

Full NameWilliam Sanderson Twaddell
GenderMale
SpecialityPathology
Experience20 Years
Location22 S Greene St, Baltimore, Maryland
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:
  • William Sanderson Twaddell attended and graduated from Columbia University College Of Physicians And Surgeons in 2004
  NPI Data:
  • NPI Number: 1538296124
  • Provider Enumeration Date: 02/28/2007
  • Last Update Date: 01/25/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 9133214240
  • Enrollment ID: I20080917000265

Medical Identifiers

Medical identifiers for William Sanderson Twaddell such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1538296124NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207ZP0101XPathology - Anatomic Pathology 242497-1 (New York)Secondary
207ZP0102XPathology - Anatomic Pathology & Clinical Pathology D68076 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Maryland Medical CenterBaltimore, MDHospital
University Of Md Medical Center Midtown CampusBaltimore, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Univ Of Md Pathology Associates P A751785337712

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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. William Sanderson Twaddell allows following entities to bill medicare on his behalf.
Entity NameUniv Of Md Pathology Associates P A
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740219401
PECOS PAC ID: 7517853377
Enrollment ID: O20040226001249

News Archive

Gay men and heterosexual women code faces bilaterally: Study

Gay men can recall familiar faces faster and more accurately than their heterosexual counterparts because, like women, they use both sides of their brains, according to a new study by York University researchers.

Research offers new hope for rare metabolic disorder

A research team led by biochemist Scott Garman at the University of Massachusetts Amherst has for the first time determined the mechanism of one of the cell's "recycling" enzymes, human alpha-galactosidase or alpha-GAL, as it breaks down substances in the lysosome, the cell's recycling center.

Healthcare Advisory Partners presents a program on homecare valuations at the NAHC

The following program was presented at the 28th Annual Meeting and Exposition of the National Association for Home Care and Hospice (NAHC) in Los Angeles, CA on October 12th, 2009 by Jack Eskenazi, Jr. of Healthcare Advisory Partners and Brian Bruenderman of ResCare, Inc..

Coventry First commends passage of Kentucky Legislation

The Kentucky legislature unanimously passed landmark legislation to help seniors pay for long term care. The legislation enables seniors to pay for their long term care by selling their life insurance policies for as much as 10 times more than the cash surrender value and applying those proceeds toward their long term care.

Read more Medical News

› Verified 9 days ago

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. William Sanderson Twaddell 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
William Sanderson Twaddell, MD
22 S Greene St, Nbw73,
Baltimore, MD 21201-1544

Ph: (410) 328-5555
William Sanderson Twaddell, MD
22 S Greene St, Nbw73,
Baltimore, MD 21201-1544

Ph: (410) 328-5555

News Archive

Gay men and heterosexual women code faces bilaterally: Study

Gay men can recall familiar faces faster and more accurately than their heterosexual counterparts because, like women, they use both sides of their brains, according to a new study by York University researchers.

Research offers new hope for rare metabolic disorder

A research team led by biochemist Scott Garman at the University of Massachusetts Amherst has for the first time determined the mechanism of one of the cell's "recycling" enzymes, human alpha-galactosidase or alpha-GAL, as it breaks down substances in the lysosome, the cell's recycling center.

Healthcare Advisory Partners presents a program on homecare valuations at the NAHC

The following program was presented at the 28th Annual Meeting and Exposition of the National Association for Home Care and Hospice (NAHC) in Los Angeles, CA on October 12th, 2009 by Jack Eskenazi, Jr. of Healthcare Advisory Partners and Brian Bruenderman of ResCare, Inc..

Coventry First commends passage of Kentucky Legislation

The Kentucky legislature unanimously passed landmark legislation to help seniors pay for long term care. The legislation enables seniors to pay for their long term care by selling their life insurance policies for as much as 10 times more than the cash surrender value and applying those proceeds toward their long term care.

Read more News

› Verified 9 days ago


Pathology Doctors in Baltimore, MD

Serena Maria Bagnasco, M.D.
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 4940 Eastern Ave, Baltimore, MD 21224
Phone: 410-955-2660    
Dr. Adeboye Oluwaseyi Osunkoya, M.D.
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 401 N Broadway, Johns Hopkins Pathology , Weinberg Room 2242, Baltimore, MD 21231
Phone: 405-808-5361    
Michael T. O'malley, MD
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 2401 W Belvedere Ave, Baltimore, MD 21215
Phone: 410-644-4379    Fax: 410-644-4325
Michael Edward Kallen, M.D.
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 401 N Broadway St, Baltimore, MD 21287
Phone: 410-955-3580    Fax: 410-614-1287
Deyin Xing, M.D.
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 401 North Broadway, Weinberg 2268, Baltimore, MD 21231
Phone: 410-955-3580    Fax: 410-614-1287
Matthew Grant Gabrielson,
Pathology
Medicare: Medicare Enrolled
Practice Location: 600 N Wolfe St, Baltimore, MD 21287
Phone: 410-955-3980    
Robert A. Palermo, M.D.
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 6701 N Charles St, Baltimore, MD 21204
Phone: 443-849-2257    Fax: 443-849-3016

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