Doctor profile · Federal record

Dr. Frank Gilliam, M.D.

Neurology Physician (CMS: Neurology) · Neurology Physician · Neurology Physician · Clackamas, OR

  • NPI 1912074162
  • Accepts Medicare
  • MIPS 74.0 / 100 · 2023
  • 39 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10180 Se Sunnyside RD
Clackamas, OR 970158970
(956) 296-4000
Mailing address
500 Ne Multnomah St
Portland, OR 972322023

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
May 23, 2025
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (3)
Texas #S7221 · Oregon #MD223743 · Kentucky #29311

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912074162. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$1,994
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 16 12 $125

In context: peer comparison

Among 2 peers in Clackamas Neurology Physician, average services per provider: 34. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 3 $68.47

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
305
Patients
47
Total drug cost
$70,640
Drug Type Claims Patients Total cost
Levetiracetam Generic 86 23 $3,017
Lamotrigine Generic 44 13 $981
Zonisamide Generic 43 11 $2,967
Levetiracetam ER (Levetiracetam) Brand 29 0 $2,309
Lacosamide Generic 24 0 $2,204
Topiramate Generic 22 0 $632
Briviact (Brivaracetam) Brand 19 0 $28,161
Clobazam Generic 14 0 $2,529
Aptiom (Eslicarbazepine Acetate) Brand 13 0 $27,800
Trazodone Hcl Generic 11 0 $42

Frequently asked questions

Auto-generated from federal data
What is Dr. Frank Gilliam's medical specialty?
Dr. Frank Gilliam practices Neurology Physician in Clackamas, OR.
Where does Dr. Frank Gilliam practice?
Dr. Frank Gilliam practices at 10180 Se Sunnyside RD, Clackamas, OR 970158970. Office phone: 9562964000.
What is Dr. Frank Gilliam's NPI?
Dr. Frank Gilliam's National Provider Identifier (NPI) is 1912074162, issued by NPPES.
Does Dr. Frank Gilliam accept Medicare assignment?
Yes. Dr. Frank Gilliam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frank Gilliam commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.