Doctor profile · Federal record

Dr. Lawrence O Holleran, MD

Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Cheyenne, WY

  • NPI 1225004187
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 47 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4003 Rawlins St Ste B
Cheyenne, WY 820011800
(307) 637-5600
fax (307) 637-0249
Additional location
1616 East 19Th Street, Suite 8
Cheyenne, WY 820014946
Mailing address
Po Box 2476
Cheyenne, WY 820032476

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
February 9, 2023
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (3)
Wyoming #6423A · Colorado #26688 · Nebraska #16963
Medicaid
WY #115489300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225004187. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
477
Distinct HCPCS
9
Medicare allowed
$45,734
HCPCS Description Services Patients Avg allowed
97597 Removal of tissue from wound, 20.0 sq cm or less 193 102 $35
99212 Established patient office or other outpatient visit, 10-19 minutes 79 56 $35
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 54 35 $119
99202 New patient office or other outpatient visit, 15-29 minutes 39 39 $70
99212 Established patient office or other outpatient visit, 10-19 minutes 33 21 $56
99203 New patient office or other outpatient visit, 30-44 minutes 27 27 $110
37765 Removal of varicose veins of arm or leg, 10-20 incisions 19 16 $265
93970 Ultrasound study of arm or leg veins with compression and maneuvers 19 19 $188
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance 14 13 $976

In context: peer comparison

Among 3 peers in Cheyenne Surgery Physician, average services per provider: 35. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
17
Patients
16
Total drug cost
$54
Drug Type Claims Patients Total cost
Cephalexin Generic 17 16 $54

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lawrence O Holleran's medical specialty?
Dr. Lawrence O Holleran practices Surgery Physician in Cheyenne, WY.
Where does Dr. Lawrence O Holleran practice?
Dr. Lawrence O Holleran practices at 4003 Rawlins St Ste B, Cheyenne, WY 820011800. Office phone: 3076375600.
What is Dr. Lawrence O Holleran's NPI?
Dr. Lawrence O Holleran's National Provider Identifier (NPI) is 1225004187, issued by NPPES.
Does Dr. Lawrence O Holleran accept Medicare assignment?
Yes. Dr. Lawrence O Holleran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lawrence O Holleran commonly perform?
Top Medicare-reported procedures in 2023: Removal of tissue from wound, 20.0 sq cm or less (HCPCS 97597); Established patient office or other outpatient visit (HCPCS 99212); Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS 93971). Source: CMS Medicare Physician & Other Practitioners file.