Dr Matthew David Njaa, MD - Medicare Anesthesiology in Marietta, GA

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Dr Matthew David Njaa, MD is a medicare enrolled "Anesthesiology" physician in Marietta, Georgia. He went to Stanford University School Of Medicine and graduated in 2003 and has 21 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Wellstar Medical Group, Llc, Concordia Anesthesiology Inc and his current practice location is 677 Church St Ne, Marietta, Georgia. You can reach out to his office (for appointments etc.) via phone at (770) 794-0477.

Dr Matthew David Njaa is licensed to practice in Georgia (license number 060228) 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 1619149168.

Contact Information

Dr Matthew David Njaa, MD
677 Church St Ne,
Marietta, GA 30060-1101
(770) 794-0477
(770) 794-3108

Map and Direction




Physician's Profile

Full NameDr Matthew David Njaa
GenderMale
SpecialityAnesthesiology
Experience21 Years
Location677 Church St Ne, Marietta, Georgia
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 Matthew David Njaa attended and graduated from Stanford University School Of Medicine in 2003
  NPI Data:
  • NPI Number: 1619149168
  • Provider Enumeration Date: 03/25/2008
  • Last Update Date: 08/27/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6406927060
  • Enrollment ID: I20080625000484

Medical Identifiers

Medical identifiers for Dr Matthew David Njaa such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619149168NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207LP2900XAnesthesiology - Pain Medicine 060228 (Georgia)Secondary
207LP3000XAnesthesiology - Pediatric Anesthesiology 060228 (Georgia)Secondary
208VP0000XPain Medicine - Pain Medicine 060228 (Georgia)Secondary
208VP0014XPain Medicine - Interventional Pain Medicine 060228 (Georgia)Secondary
207L00000XAnesthesiology 060228 (Georgia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Wellstar Kennestone HospitalMarietta, GAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Wellstar Medical Group, Llc67090654021917
Concordia Anesthesiology Inc832517288560

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 Matthew David Njaa allows following entities to bill medicare on his behalf.
Entity NameGeorgia Anesthesiologists, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740299197
PECOS PAC ID: 7315835063
Enrollment ID: O20040305000398
Entity NameConcordia Anesthesiology Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1619296464
PECOS PAC ID: 8325172885
Enrollment ID: O20100819000220
Entity NameWellstar Medical Group, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558664003
PECOS PAC ID: 6709065402
Enrollment ID: O20110127000374
Entity NameMidtown Urology Anesthesia Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154102598
PECOS PAC ID: 8123475977
Enrollment ID: O20231115003467

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 Matthew David Njaa 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 Matthew David Njaa, MD
531 Roselane St Nw Ste 830,
Marietta, GA 30060-6979

Ph: (770) 794-0477		Dr Matthew David Njaa, MD
677 Church St Ne,
Marietta, GA 30060-1101

Ph: (770) 794-0477

Reviews and Comments


Anesthesiology Doctors in Marietta, GA

Donald R Taylor, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 840 Church Street, Suite B, Marietta, GA 30060
Phone: 770-421-8080    Fax: 770-421-9566
Ashkan Yazdanpanah, DO
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 677 Church St Ne, Marietta, GA 30060
Phone: 770-794-0477    Fax: 770-794-3108
Thomas M Adair, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 677 Church St Ne, Marietta, GA 30060
Phone: 770-794-0477    
Dr. William Shearin Jr., M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 4048 Penhurst Dr, Marietta, GA 30062
Phone: 770-579-3650    
Alson Mercurius, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 677 Church St Ne, Marietta, GA 30060
Phone: 770-794-0477    Fax: 770-794-3108
John G Porter, M.D.
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 790 Church St Ne, Suite 550, Marietta, GA 30060
Phone: 770-419-9902    Fax: 770-419-7457
James E. Warren, MD
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 780 Canton Road, Suite 100, Marietta, GA 30060
Phone: 678-574-0943    Fax: 678-574-0943

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.