Doctor profile · Federal record

Dr. In Sok Yi, MD

Orthopaedic Hand Surgery Physician (CMS: Hand Surgery) · Orthopaedic Hand Surgery Physician · Orthopaedic Hand Surgery Physician · Lonetree, CO

  • NPI 1346288099
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9777 S Yosemite St, Suite 220
Lonetree, CO 801243191
(303) 699-7325
fax (303) 699-5486
Additional location
145 Inverness Dr E Ste 220
Englewood, CO 801125172
(303) 699-7323

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 22, 2024
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207XS0106X — NUCC code
State licenses (3)
Colorado #38623 · Colorado #DR.0038623 · Colorado #CDRH.0038623
Medicaid
CO #91079079

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346288099. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,946
Distinct HCPCS
10
Medicare allowed
$209,978
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 960 121 $0
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 364 159 $7
99213 Established patient office or other outpatient visit, 20-29 minutes 237 191 $91
20600 Aspiration and/or injection of fluid from small joint 205 125 $52
73130 X-ray of hand, minimum of 3 views 188 130 $38
99214 Established patient office or other outpatient visit, 30-39 minutes 148 137 $129
20550 Injection into tendon or ligament 136 97 $59
99204 New patient office or other outpatient visit, 45-59 minutes 106 106 $168
29848 Release of wrist ligament using an endoscope 83 72 $463
26055 Incision of tendon covering of finger 82 65 $250

In context: peer comparison

Among 1 peers in this city , average services per provider: 133. This provider delivers 22× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
283
Patients
238
Total drug cost
$1,688
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 144 127 $351
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 128 111 $1,242
Cephalexin Generic 11 0 $95

Frequently asked questions

Auto-generated from federal data
What is Dr. In Sok Yi's medical specialty?
Dr. In Sok Yi practices Orthopaedic Hand Surgery Physician in Lonetree, CO.
Where does Dr. In Sok Yi practice?
Dr. In Sok Yi practices at 9777 S Yosemite St, Lonetree, CO 801243191. Office phone: 3036997325.
What is Dr. In Sok Yi's NPI?
Dr. In Sok Yi's National Provider Identifier (NPI) is 1346288099, issued by NPPES.
Does Dr. In Sok Yi accept Medicare assignment?
Yes. Dr. In Sok Yi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. In Sok Yi commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.