Doctor profile · Federal record

Dr. Gregory Harders, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Personal Emergency Response Attendant · Ketchikan, AK

  • NPI 1891746541
  • Accepts Medicare
  • MIPS 83.5 / 100 · 2023
  • 30 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3100 Tongass Ave
Ketchikan, AK 999015746
(907) 225-5171
fax (907) 370-2533
Additional location
1700 Medical Center Parkway, St. Thomas Rutherford Hospital
Murfreesboro, TN 39129
(615) 329-4020
fax (615) 327-5475
Mailing address
One Vantageway, Suite B240, Middle Tennessee Emergency Physicians, PC
Nashville, TN 372281562

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 23, 2025
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (4)
Alaska #214852 · Tennessee #52680 · Minnesota #75805 · Arizona #28351

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891746541. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
402
Distinct HCPCS
3
Medicare allowed
$55,914
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 191 189 $171
99284 Emergency department visit with moderate level of medical decision making 181 175 $117
99283 Emergency department visit with low level of medical decision making 30 30 $70

In context: peer comparison

Among 1 peers in Ketchikan Emergency Medicine Physician, average services per provider: 134. This provider delivers 3.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
352
Patients
348
Total drug cost
$2,542
Drug Type Claims Patients Total cost
Ibuprofen Generic 57 56 $177
Prednisone Generic 53 53 $128
Tramadol Hcl Generic 46 45 $76
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 37 37 $574
Cephalexin Generic 36 36 $284
Azithromycin Generic 35 35 $167
Ondansetron Hcl Generic 23 23 $175
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 22 20 $538
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $167
Cyclobenzaprine Hcl Generic 16 16 $51

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Harders's medical specialty?
Dr. Gregory Harders practices Emergency Medicine Physician in Ketchikan, AK.
Where does Dr. Gregory Harders practice?
Dr. Gregory Harders practices at 3100 Tongass Ave, Ketchikan, AK 999015746. Office phone: 9072255171.
What is Dr. Gregory Harders's NPI?
Dr. Gregory Harders's National Provider Identifier (NPI) is 1891746541, issued by NPPES.
Does Dr. Gregory Harders accept Medicare assignment?
Yes. Dr. Gregory Harders accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Harders commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.