1. Home
  2. Directory
  3. Georgia
  4. Decatur
  5. Internal Medicine
  6. NPI Profile

WILLIAM C MCGARITY JR. M.D.
NPI 1922016237
Internal Medicine in Decatur, GA

Active since August 03, 2006PECOS EnrolledAccepts Medicare Assignment
5243 SNAPFINGER WOODS DR, SUITE # 103, DECATUR, GA 30035(770) 981-3511(770) 981-8184 Get Directions Write a Review

NPPES record last updated: September 3, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About William C Mcgarity Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM C MCGARITY JR. M.D. (NPI 1922016237) is an individual internal medicine provider in Decatur, Georgia, licensed in Georgia (021747) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Emory Hillandale Hospital, and is a graduate of Emory University School Of Medicine (1979).

NPPES Registry Identity

NPI1922016237
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWILLIAM C MCGARITY JR.Credential: M.D.
Location Address5243 SNAPFINGER WOODS DR, SUITE # 103Decatur, GA 30035-4000
Mailing Address5243 Snapfinger Woods Dr, Suite # 103Decatur, GA 30035-4000 · (770) 981-3511 · Fax (770) 981-8184
Phone(770) 981-3511
Fax(770) 981-8184
Sole ProprietorYes
Medical School CMSEmory University School Of MedicineGraduated 1979
Enumeration DateAugust 3, 2006
Last NPPES UpdateSeptember 3, 2020
NPPES CertifiedSeptember 3, 2020
✔ NPI 1922016237 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in GA · 021747
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5243 SNAPFINGER WOODS DR, Decatur, GA 30035
Open in Google Maps ↗

Other Identifiers 1

Medicaid00244967BGA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

William C Mcgarity Jr. M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3375444870
PECOS Enrollment IDI20040120000923
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show William Mcgarity reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

William C. Mcgarity, Jr., MD, PC
Same address
Specialist
5243 SNAPFINGER WOODS DR, SUITE 103
Decatur, GA 30035
  • Reassigned Medicare billing, Georgia enrollment
  • 2 clinicians in this Medicare group
NPI 1457551004 (770) 981-3511

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
154 services59 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
112 services54 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
37 services37 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
18 services16 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
17 services16 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
16 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Emory Hillandale Hospital

Acute Care Hospitals · Lithonia, GA
1/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110226
Location2801 Dekalb Medical ParkwayLithonia, GA 30058 · De Kalb County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30035 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
5 suppliers18 claims18 services$33.11 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
3 suppliers14 claims14 services$47.33 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
5 suppliers17 claims102 services$1.63 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
4 suppliers63 claims63 services$182.04 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RICHARD DAVIS SEABORN D.D.S.
Dentist (Orthodontics and Dentofacial Orthopedics)
5243 SNAPFINGER WOODS DR, SUITE 105
DECATUR, GA 30035
Dekalb County (770) 981-8200
DR. ADEBAYO A AKINTOBI M.D., M.P.H.
Family Medicine
5243 SNAPFINGER WOODS DR, SUITE 104
DECATUR, GA 30035
Dekalb County (770) 981-5511
WILLIAM C. MCGARITY, JR., MD, PC
Specialist
5243 SNAPFINGER WOODS DR, SUITE 103
DECATUR, GA 30035
Dekalb County (770) 981-3511
PAUL LYLE GLASSER DDS, PC
Clinic/Center (Dental)
5243 SNAPFINGER WOODS DR, SUITE 107
DECATUR, GA 30035
Dekalb County (770) 981-4900
DR. PAUL LYLE GLASSER DDS
Dentist (Pediatric Dentistry)
5243 SNAPFINGER WOODS DR, SUITE 107
DECATUR, GA 30035
Dekalb County (770) 981-4900
DR. STUART H SILVERMAN M.D.
Ophthalmology
5243 SNAPFINGER WOODS DR, SUITE 101
DECATUR, GA 30035
Dekalb County (770) 981-9010
SOUTH DEKALB FAMILY PHYSICIANS, LLC
Family Medicine
5243 SNAPFINGER WOODS DR, SUITE 104
DECATUR, GA 30035
Dekalb County (770) 981-5511

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Mcgarity's NPI number?

The NPI number for William Mcgarity is 1922016237. It was assigned to this individual provider in the NPPES registry on August 3, 2006.

Where is William Mcgarity located?

William Mcgarity practices at 5243 Snapfinger Woods Dr Suite # 103, Decatur, GA 30035. The listed phone number is (770) 981-3511.

What is William Mcgarity's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is William Mcgarity enrolled in Medicare?

Yes. William Mcgarity is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for William Mcgarity's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Mcgarity reassigns Medicare benefits to William C. Mcgarity, Jr., MD, PC (Decatur, GA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Mcgarity's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Mcgarity accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 1 other insurer list William Mcgarity as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Mcgarity affiliated with any hospitals?

According to CMS data, William Mcgarity is affiliated with Emory Hillandale Hospital.

When was this NPI record last updated?

The NPPES record for William Mcgarity was last updated on September 3, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.