Doctor profile · Federal record

Dr. John Gilliam, MD

Family Medicine Physician (CMS: Family Practice) · Silverton, OR

  • NPI 1598781429
  • Accepts Medicare
  • MIPS 96.3 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
607 Welch St
Silverton, OR 97381
(508) 873-3636
fax (503) 873-1457

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Oregon #MD21293
Medicaid
OR #151306

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598781429. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
113
Distinct HCPCS
6
Medicare allowed
$10,439
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 30 17 $77
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 28 18 $45
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 15 $169
99239 Hospital discharge day management, more than 30 minutes 14 14 $112
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $126
99238 Hospital discharge day management, 30 minutes or less 12 12 $79

In context: peer comparison

Among 5 peers in this city , average services per provider: 49. This provider delivers 2.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gilliam's medical specialty?
Dr. John Gilliam practices Family Medicine Physician in Silverton, OR.
Where does Dr. John Gilliam practice?
Dr. John Gilliam practices at 607 Welch St, Silverton, OR 97381. Office phone: 5088733636.
What is Dr. John Gilliam's NPI?
Dr. John Gilliam's National Provider Identifier (NPI) is 1598781429, issued by NPPES.
Does Dr. John Gilliam accept Medicare assignment?
Yes. Dr. John Gilliam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Gilliam commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.