Doctor profile · Federal record

Dr. Gary Holloway, D.O.

Family Medicine Physician (CMS: Family Practice) · Lake Orion, MI

  • NPI 1982625976
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
46 W Shadbolt St
Lake Orion, MI 483623170
(248) 814-9300
fax (248) 814-9304
Mailing address
50 N Perry St
Pontiac, MI 483422217

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #5101012531
Medicaid
MI #3402566-11

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982625976. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
464
Distinct HCPCS
4
Medicare allowed
$41,916
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 200 104 $99
99213 Established patient office or other outpatient visit, 20-29 minutes 172 92 $67
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 81 81 $131
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 11 11 $8

In context: peer comparison

Among 9 peers in Lake Orion Family Medicine Physician, average services per provider: 62. This provider delivers 7.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,312
Patients
735
Total drug cost
$53,554
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 396 110 $7,483
Omeprazole Generic 351 89 $6,272
Levothyroxine Sodium Generic 315 74 $4,931
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 310 45 $5,861
Alprazolam Generic 265 33 $2,175
Lisinopril Generic 242 65 $2,591
Gabapentin Generic 228 37 $4,040
Trazodone Hcl Generic 176 36 $2,820
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 167 48 $5,207
Clonazepam Generic 153 20 $1,288

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Holloway's medical specialty?
Dr. Gary Holloway practices Family Medicine Physician in Lake Orion, MI.
Where does Dr. Gary Holloway practice?
Dr. Gary Holloway practices at 46 W Shadbolt St, Lake Orion, MI 483623170. Office phone: 2488149300.
What is Dr. Gary Holloway's NPI?
Dr. Gary Holloway's National Provider Identifier (NPI) is 1982625976, issued by NPPES.
Does Dr. Gary Holloway accept Medicare assignment?
Yes. Dr. Gary Holloway accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Holloway commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.