Doctor profile · Federal record

Dr. Karl Dannehl, M.D.

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

  • NPI 1356401954
  • Accepts Medicare
  • MIPS 89.9 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1800 Howell Mill RD Nw Ste 525
Atlanta, GA 303182538
(404) 367-3070

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
December 9, 2020
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Georgia #023582

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356401954. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,254
Distinct HCPCS
10
Medicare allowed
$73,596
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 318 161 $90
81003 Automated urinalysis test 201 168 $2
36415 Insertion of needle into vein for collection of blood sample 181 139 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 154 154 $129
99214 Established patient office or other outpatient visit, 30-39 minutes 91 69 $128
96372 Injection of drug or substance under skin or into muscle 84 32 $14
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 61 19 $2
90662 Influenza vaccine split virus, preservative free 54 53 $72
G0008 Administration of influenza virus vaccine 54 53 $31
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 30 27 $15

In context: peer comparison

Among 201 peers in this city , average services per provider: 142. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$75
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $42.46
Amgen Inc. 1 $17.84
Exact Sciences Corporation 1 $14.88

By nature of payment

Food and Beverage
$75

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,804
Patients
458
Total drug cost
$23,803
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 229 65 $3,099
Amlodipine Besylate Generic 195 50 $1,056
Levothyroxine Sodium Generic 165 39 $2,419
Atorvastatin Calcium Generic 154 41 $2,045
Losartan Potassium Generic 138 36 $1,751
Alprazolam Generic 130 26 $868
Famotidine Generic 103 34 $1,144
Valsartan Generic 103 22 $3,348
Zolpidem Tartrate Generic 101 28 $911
Trazodone Hcl Generic 97 24 $1,190

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Dannehl's medical specialty?
Dr. Karl Dannehl practices Internal Medicine Physician in Atlanta, GA.
Where does Dr. Karl Dannehl practice?
Dr. Karl Dannehl practices at 1800 Howell Mill RD Nw Ste 525, Atlanta, GA 303182538. Office phone: 4043673070.
What is Dr. Karl Dannehl's NPI?
Dr. Karl Dannehl's National Provider Identifier (NPI) is 1356401954, issued by NPPES.
Does Dr. Karl Dannehl accept Medicare assignment?
Yes. Dr. Karl Dannehl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Dannehl commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Automated urinalysis test (HCPCS 81003); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.