Doctor profile · Federal record

Dr. Alan Greenberg, MD

Anesthesiology Physician (CMS: Anesthesiology) · Phoenix, AZ

  • NPI 1871563064
  • Accepts Medicare
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1850 N Central Ave, Suite 1600
Phoenix, AZ 850044633
(602) 744-4765
fax (602) 744-4799

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
August 27, 2018
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Arizona #15320
Medicaid
AZ #257776

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871563064. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
54
Distinct HCPCS
4
Medicare allowed
$10,307
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 17 17 $150
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 13 13 $67
00320 Anesthesia for other procedure on neck area (1 year or older) 12 12 $283
00860 Anesthesia for other procedure on lower abdomen outside abdominal cavity 12 12 $291

In context: peer comparison

Among 166 peers in Phoenix Anesthesiology Physician, average services per provider: 34. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $33.27

By nature of payment

Food and Beverage
$33

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alan Greenberg's medical specialty?
Dr. Alan Greenberg practices Anesthesiology Physician in Phoenix, AZ.
Where does Dr. Alan Greenberg practice?
Dr. Alan Greenberg practices at 1850 N Central Ave, Phoenix, AZ 850044633. Office phone: 6027444765.
What is Dr. Alan Greenberg's NPI?
Dr. Alan Greenberg's National Provider Identifier (NPI) is 1871563064, issued by NPPES.
Does Dr. Alan Greenberg accept Medicare assignment?
Yes. Dr. Alan Greenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alan Greenberg commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415); Anesthesia for other procedure on neck area (1 year or older) (HCPCS 00320). Source: CMS Medicare Physician & Other Practitioners file.