Doctor profile · Federal record

Dr. Michael Gray, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Newport Beach, CA

  • NPI 1003045915
  • Accepts Medicare
  • MIPS 39.5 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Hoag Dr
Newport Beach, CA 926634162
(949) 610-7245
fax (657) 241-7720
Mailing address
Po Box 3589
Newport Beach, CA 926598589

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
May 11, 2017
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A112324

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003045915. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
258
Distinct HCPCS
1
Medicare allowed
$47,061
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 258 250 $182

In context: peer comparison

Among 33 peers in Newport Beach Hospitalist Physician, average services per provider: 162. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$78
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Dexcom, INC. 1 $77.78

By nature of payment

Food and Beverage
$78

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Gray's medical specialty?
Dr. Michael Gray practices Hospitalist Physician in Newport Beach, CA.
Where does Dr. Michael Gray practice?
Dr. Michael Gray practices at 1 Hoag Dr, Newport Beach, CA 926634162. Office phone: 9496107245.
What is Dr. Michael Gray's NPI?
Dr. Michael Gray's National Provider Identifier (NPI) is 1003045915, issued by NPPES.
Does Dr. Michael Gray accept Medicare assignment?
Yes. Dr. Michael Gray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Gray commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.