Doctor profile · Federal record

Dr. John Hamill, MD

Psychiatry Physician (CMS: Psychiatry) · Athens, OH

  • NPI 1861483703
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Hospital Dr
Athens, OH 457012301
(740) 594-5000
fax (740) 592-5402

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
December 28, 2011
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Ohio #35056975
Medicaid
OH #2032268

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861483703. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
33
Distinct HCPCS
1
Medicare allowed
$1,589
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 33 13 $48

In context: peer comparison

Among 3 peers in Athens Psychiatry Physician, average services per provider: 90. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Hamill's medical specialty?
Dr. John Hamill practices Psychiatry Physician in Athens, OH.
Where does Dr. John Hamill practice?
Dr. John Hamill practices at 100 Hospital Dr, Athens, OH 457012301. Office phone: 7405945000.
What is Dr. John Hamill's NPI?
Dr. John Hamill's National Provider Identifier (NPI) is 1861483703, issued by NPPES.
Does Dr. John Hamill accept Medicare assignment?
Yes. Dr. John Hamill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Hamill commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.