Doctor profile · Federal record

Dr. William McGann, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Pulmonary Disease Physician · Internal Medicine Physician · Lawrenceville, GA

  • NPI 1699751925
  • Accepts Medicare
  • MIPS 81.9 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
631 Professional Dr, Ste 350
Lawrenceville, GA 300463367
(770) 995-0630
fax (770) 995-1555

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 8, 2014
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Georgia #31977
Medicaid (2)
AL #009006150 · GA #00400111A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699751925. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,540
Distinct HCPCS
10
Medicare allowed
$139,097
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 702 317 $128
94060 Test to measure expiratory airflow and volume changes before and after medication administration 243 201 $38
94729 Test to examine how well the lungs exchange gases 152 126 $56
94726 Test to determine lung volumes using sensors 117 96 $54
99213 Established patient office or other outpatient visit, 20-29 minutes 110 87 $89
99204 New patient office or other outpatient visit, 45-59 minutes 54 54 $167
G0008 Administration of influenza virus vaccine 42 42 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 41 41 $76
94727 Test to determine lung volumes using gas dilution or washout 36 34 $43
95012 Test to measure the level of nitric oxide gas 28 27 $18

In context: peer comparison

Among 7 peers in this city , average services per provider: 91. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$385
Transactions
17
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
GENZYME CORPORATION 2 $65.06
Insmed, Inc. 2 $62.29
Regeneron Healthcare Solutions, Inc. 3 $62.20
GlaxoSmithKline, LLC. 2 $40.89
ABBVIE INC. 2 $38.83
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $33.92
Amgen Inc. 2 $32.98
Mallinckrodt Hospital Products Inc. 1 $16.56
AstraZeneca Pharmaceuticals LP 1 $16.52
La Jolla Pharmaceutical Company 1 $16.07

By nature of payment

Food and Beverage
$385

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,883
Patients
689
Total drug cost
$887,378
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 307 137 $11,624
Montelukast Sodium Generic 201 68 $2,500
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 177 35 $169,732
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 175 44 $144,578
Symbicort (Budesonide/Formoterol Fumarate) Brand 166 39 $89,229
Prednisone Generic 121 83 $426
Spiriva Respimat (Tiotropium Bromide) Brand 121 46 $118,313
Flovent Hfa (Fluticasone Propionate) Brand 119 42 $51,856
Incruse Ellipta (Umeclidinium Bromide) Brand 117 29 $71,424
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 93 20 $82,519

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William McGann's medical specialty?
Dr. William McGann practices Critical Care Medicine (Internal Medicine) Physician in Lawrenceville, GA.
Where does Dr. William McGann practice?
Dr. William McGann practices at 631 Professional Dr, Lawrenceville, GA 300463367. Office phone: 7709950630.
What is Dr. William McGann's NPI?
Dr. William McGann's National Provider Identifier (NPI) is 1699751925, issued by NPPES.
Does Dr. William McGann accept Medicare assignment?
Yes. Dr. William McGann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William McGann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Test to measure expiratory airflow and volume changes before and after medication administration (HCPCS 94060); Test to examine how well the lungs exchange gases (HCPCS 94729). Source: CMS Medicare Physician & Other Practitioners file.