Doctor profile · Federal record

Dr. Charles Williams, M.D.

Adult Medicine Physician (CMS: Family Practice) · Alpharetta, GA

  • NPI 1346256385
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Old Milton Pkwy # C, Suite 270
Alpharetta, GA 300053707
(770) 442-1911
fax (770) 663-8905

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 7, 2008
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207QA0505X — NUCC code
State license (1)
Georgia #26685

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346256385. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,056
Distinct HCPCS
10
Medicare allowed
$273,116
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,007 440 $128
81003 Automated urinalysis test 481 256 $2
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 419 66 $62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 227 227 $129
99213 Established patient office or other outpatient visit, 20-29 minutes 226 176 $90
83036 Hemoglobin a1c level 179 91 $10
G0444 Annual depression screening, 5 to 15 minutes 173 173 $19
82947 Blood glucose (sugar) level 149 72 $4
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 129 50 $48
96372 Injection of drug or substance under skin or into muscle 120 58 $14

In context: peer comparison

Among 3 peers in this city , average services per provider: 106. This provider delivers 38× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,150
Transactions
49
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 9 $184.70
Novo Nordisk Inc 11 $161.78
AstraZeneca Pharmaceuticals LP 3 $152.32
ABBVIE INC. 8 $145.71
Inspire Medical Systems, Inc. 1 $89.77
Lilly USA, LLC 3 $54.44
Astellas Pharma US Inc 2 $51.49
Corcept Therapeutics 2 $42.96
GlaxoSmithKline, LLC. 2 $39.16
BIOTRONIK NRO, Inc. 2 $37.92
Exact Sciences Corporation 2 $29.00
Dexcom, Inc. 1 $25.73
Abbott Laboratories 1 $18.98
Azurity Pharmaceuticals, Inc. 1 $18.09
Kowa Pharmaceuticals America, Inc. 1 $17.24

By nature of payment

Food and Beverage
$1,141
Education
$8

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,404
Patients
1,257
Total drug cost
$138,788
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 464 156 $5,641
Losartan Potassium Generic 384 130 $4,588
Rosuvastatin Calcium Generic 372 135 $6,937
Amlodipine Besylate Generic 359 124 $2,109
Levothyroxine Sodium Generic 286 92 $5,192
Omeprazole Generic 211 83 $2,145
Lisinopril Generic 201 74 $1,500
Pantoprazole Sodium Generic 186 73 $2,043
Metformin Hcl Generic 176 72 $906
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 141 49 $2,749

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Williams's medical specialty?
Dr. Charles Williams practices Adult Medicine Physician in Alpharetta, GA.
Where does Dr. Charles Williams practice?
Dr. Charles Williams practices at 3400 Old Milton Pkwy # C, Alpharetta, GA 300053707. Office phone: 7704421911.
What is Dr. Charles Williams's NPI?
Dr. Charles Williams's National Provider Identifier (NPI) is 1346256385, issued by NPPES.
Does Dr. Charles Williams accept Medicare assignment?
Yes. Dr. Charles Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.