Doctor profile · Federal record

Dr. Douglas Slater, MD

Pediatrics Physician (CMS: Hospitalist) · Internal Medicine Physician · Grayling, MI

  • NPI 1134152382
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1250 E Michigan Ave
Grayling, MI 497387074
(989) 348-0550
fax (989) 348-6749

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 23, 2007
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
208000000X — NUCC code
State license (1)
Michigan #4301406865
Medicaid (3)
MI #2982265 · MI #3389713 · MI #4120160

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134152382. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
88
Distinct HCPCS
2
Medicare allowed
$16,072
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 55 55 $168
99291 Critical care, first 30-74 minutes 33 28 $208

In context: peer comparison

Among 1 peers in this city , average services per provider: 44. This provider delivers 2.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Slater's medical specialty?
Dr. Douglas Slater practices Pediatrics Physician in Grayling, MI.
Where does Dr. Douglas Slater practice?
Dr. Douglas Slater practices at 1250 E Michigan Ave, Grayling, MI 497387074. Office phone: 9893480550.
What is Dr. Douglas Slater's NPI?
Dr. Douglas Slater's National Provider Identifier (NPI) is 1134152382, issued by NPPES.
Does Dr. Douglas Slater accept Medicare assignment?
Yes. Dr. Douglas Slater accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Slater commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.