Doctor profile · Federal record

Dr. Roy Greengrass, MD

Anesthesiology Physician (CMS: Anesthesiology) · Jacksonville, FL

  • NPI 1699762989
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 53 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4500 San Pablo RD S
Jacksonville, FL 322241865
(904) 953-2000

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 1, 2020
Year of graduation
1973 — 53 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Florida #ME81530

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699762989. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
223
Distinct HCPCS
10
Medicare allowed
$23,085
HCPCS Description Services Patients Avg allowed
64461 Injection of anesthetic agent into thoracic vertebra using imaging guidance, single site 45 45 $83
01402 Anesthesia for procedure for total knee joint replacement 35 35 $176
64462 Injection of anesthetic agent into thoracic vertebra using imaging guidance, additional sites 23 23 $53
01214 Anesthesia for total hip replacement 21 21 $181
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 18 18 $52
64416 Continuous infusion of anesthetic agent and/or steroid into arm nerve bundle through catheter 17 17 $80
00520 Anesthesia for other closed procedure on chest 16 16 $113
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 13 13 $89
01996 Daily hospital management of continuous spinal drug administration 12 12 $64
64448 Continuous infusion of anesthetic agent and/or steroid into thigh nerve (femoral nerve) through catheter 12 11 $65

In context: peer comparison

Among 70 peers in this city , average services per provider: 25. This provider delivers 8.9× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Roy Greengrass's medical specialty?
Dr. Roy Greengrass practices Anesthesiology Physician in Jacksonville, FL.
Where does Dr. Roy Greengrass practice?
Dr. Roy Greengrass practices at 4500 San Pablo RD S, Jacksonville, FL 322241865. Office phone: 9049532000.
What is Dr. Roy Greengrass's NPI?
Dr. Roy Greengrass's National Provider Identifier (NPI) is 1699762989, issued by NPPES.
Does Dr. Roy Greengrass accept Medicare assignment?
Yes. Dr. Roy Greengrass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roy Greengrass commonly perform?
Top Medicare-reported procedures in 2023: Injection of anesthetic agent into thoracic vertebra using imaging guidance, single site (HCPCS 64461); Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Injection of anesthetic agent into thoracic vertebra using imaging guidance, additional sites (HCPCS 64462). Source: CMS Medicare Physician & Other Practitioners file.