Doctor profile · Federal record

Dr. Grantley Joseph, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Decatur, GA

  • NPI 1861506016
  • Accepts Medicare
  • MIPS 86.9 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4153B Flat Shoals Pkwy, Ste 200
Decatur, GA 300344189
(404) 585-5049
fax (404) 591-0292
Mailing address
Po Box 934915
Atlanta, GA 311934915

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 25, 2014
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Georgia #039376
Medicaid
GA #000671019A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861506016. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
821
Distinct HCPCS
10
Medicare allowed
$68,105
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 363 173 $127
83036 Hemoglobin a1c level 140 73 $9
G0008 Administration of influenza virus vaccine 60 60 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 56 56 $76
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 49 49 $126
36415 Insertion of needle into vein for collection of blood sample 38 35 $8
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 38 35 $14
99213 Established patient office or other outpatient visit, 20-29 minutes 36 32 $89
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 14 14 $283
G0009 Administration of pneumococcal vaccine 14 14 $31

In context: peer comparison

Among 17 peers in Decatur Internal Medicine Physician, average services per provider: 130. This provider delivers 6.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,761
Patients
1,502
Total drug cost
$56,652
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,004 311 $11,960
Amlodipine Besylate Generic 919 299 $6,018
Metformin Hcl Generic 397 126 $2,905
Lisinopril Generic 338 98 $2,520
Hydrochlorothiazide Generic 269 86 $1,378
Rosuvastatin Calcium Generic 268 90 $4,655
Losartan Potassium Generic 254 89 $3,436
Metoprolol Succinate Generic 224 74 $3,503
Nifedipine ER (Nifedipine) Brand 168 53 $8,495
Omeprazole Generic 167 55 $1,491

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Grantley Joseph's medical specialty?
Dr. Grantley Joseph practices Internal Medicine Physician in Decatur, GA.
Where does Dr. Grantley Joseph practice?
Dr. Grantley Joseph practices at 4153B Flat Shoals Pkwy, Decatur, GA 300344189. Office phone: 4045855049.
What is Dr. Grantley Joseph's NPI?
Dr. Grantley Joseph's National Provider Identifier (NPI) is 1861506016, issued by NPPES.
Does Dr. Grantley Joseph accept Medicare assignment?
Yes. Dr. Grantley Joseph accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grantley Joseph commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Hemoglobin a1c level (HCPCS 83036); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.