Doctor profile · Federal record

Dr. Darren Kalkan, DC

Chiropractor (CMS: Chiropractic) · Chiropractor · Denver, NC

  • NPI 1902999139
  • Accepts Medicare
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
275 N Nc 16 Business Hwy Ste 102
Denver, NC 280373001
(248) 321-0204
Mailing address
105 Oakmont RD
Stanley, NC 281646741

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 17, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
111N00000X — NUCC code
State licenses (2)
North Carolina #5381 · Michigan #2301008364

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902999139. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
638
Distinct HCPCS
2
Medicare allowed
$22,637
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 501 47 $38
98940 Chiropractic manipulative treatment, 1-2 spinal regions 137 16 $26

In context: peer comparison

Among 2 peers in Denver Chiropractor, average services per provider: 266. This provider delivers 2.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Darren Kalkan's medical specialty?
Dr. Darren Kalkan practices Chiropractor in Denver, NC.
Where does Dr. Darren Kalkan practice?
Dr. Darren Kalkan practices at 275 N Nc 16 Business Hwy Ste 102, Denver, NC 280373001. Office phone: 2483210204.
What is Dr. Darren Kalkan's NPI?
Dr. Darren Kalkan's National Provider Identifier (NPI) is 1902999139, issued by NPPES.
Does Dr. Darren Kalkan accept Medicare assignment?
Yes. Dr. Darren Kalkan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darren Kalkan commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941); Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.