Dr David Irvin Williams, MD - Medicare Pulmonary Disease in Memphis, TN

Dr David Irvin Williams, MD is a medicare enrolled "Internal Medicine - Critical Care Medicine" physician in Memphis, Tennessee. He went to University Of Tennessee, Hsc, College Of Medicine and graduated in 2012 and has 12 years of diverse experience with area of expertise as Pulmonary Disease. He is a member of the group practice Mid-south Pulmonary Specialists Pc and his current practice location is 5050 Poplar Ave, Ste 800, Memphis, Tennessee. You can reach out to his office (for appointments etc.) via phone at (901) 333-8443.

Dr David Irvin Williams is licensed to practice in Tennessee (license number 52754) 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 1023376878.

Contact Information

Dr David Irvin Williams, MD
5050 Poplar Ave, Ste 800,
Memphis, TN 38157-0800
(901) 333-8443
(901) 274-2033



Physician's Profile

Full NameDr David Irvin Williams
GenderMale
SpecialityPulmonary Disease
Experience12 Years
Location5050 Poplar Ave, Memphis, Tennessee
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:
  • Dr David Irvin Williams attended and graduated from University Of Tennessee, Hsc, College Of Medicine in 2012
  NPI Data:
  • NPI Number: 1023376878
  • Provider Enumeration Date: 04/30/2012
  • Last Update Date: 06/07/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2264678143
  • Enrollment ID: I20160520001870

Medical Identifiers

Medical identifiers for Dr David Irvin Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023376878NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 52754 (Tennessee)Secondary
207RS0012XInternal Medicine - Sleep Medicine 52754 (Tennessee)Secondary
207RC0200XInternal Medicine - Critical Care Medicine 52754 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Methodist Healthcare Memphis HospitalsMemphis, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mid-south Pulmonary Specialists Pc509270051838

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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 David Irvin Williams allows following entities to bill medicare on his behalf.
Entity NameMid-south Pulmonary Specialists Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073592275
PECOS PAC ID: 5092700518
Enrollment ID: O20040415000557

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Entity NameSoutheastern Physician Services Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083835441
PECOS PAC ID: 0042307852
Enrollment ID: O20071025000571

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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 David Irvin Williams 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 David Irvin Williams, MD
5050 Poplar Ave, Ste 800,
Memphis, TN 38157-0800

Ph: (901) 276-2662
Dr David Irvin Williams, MD
5050 Poplar Ave, Ste 800,
Memphis, TN 38157-0800

Ph: (901) 333-8443

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Internal Medicine Doctors in Memphis, TN

Khawaja Muhammad Muddassir, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1325 Eastmoreland Ave, Suite 370, Memphis, TN 38104
Phone: 901-758-7888    Fax: 901-387-5153
Allison Montague,
Critical Care Medicine
Medicare: Medicare Enrolled
Practice Location: 1955 S 3rd St, Memphis, TN 38109
Phone: 901-515-5800    
Dr. Marcia Bradford, M.D.
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 360 E Eh Crump Blvd, Memphis, TN 38126
Phone: 901-261-2000    Fax: 901-946-9262
Dr. Aleksandar Jankov, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6029 Walnut Grove Rd, Suite 301, Memphis, TN 38120
Phone: 901-747-9081    Fax: 901-747-9087
Manoj K Jain, MD, MPH
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 6029 Walnut Grove Rd Ste 209, Memphis, TN 38120
Phone: 901-681-0778    Fax: 901-821-9987
Dr. Karl Weber, MD
Critical Care Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 880 Madison Ave, Memphis, TN 38103
Phone: 901-545-6969    Fax: 901-545-4739
Dr. Pedro Velasquez, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1068 Cresthaven Rd Ste 300, Memphis, TN 38119
Phone: 901-683-0024    Fax: 901-683-0086

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