Doctor profile · Federal record

Dr. James Deer, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Phoenix, AZ

  • NPI 1952538027
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2222 E. Highland Ave, Suite 221
Phoenix, AZ 850164872
(480) 665-9569
fax (602) 935-3069
Mailing address
2222 E Highland Ave Ste 221
Phoenix, AZ 850164987

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
May 14, 2022
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Arizona #47663

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952538027. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
782
Distinct HCPCS
4
Medicare allowed
$84,839
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 605 245 $117
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 112 41 $32
99215 Established patient office or other outpatient visit, 40-54 minutes 45 38 $158
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $162

In context: peer comparison

Among 10 peers in Phoenix Endocrinology, Diabetes & Metabolism Physician, average services per provider: 148. This provider delivers 5.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,319
Transactions
82
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 13 $232.33
Amgen INC. 9 $178.77
Boehringer Ingelheim Pharmaceuticals, INC. 6 $166.96
Radius Health, INC. 6 $160.36
Novo Nordisk INC 8 $152.33
CeQur Corporation 1 $128.55
Medtronic, INC. 5 $113.52
Corcept Therapeutics 5 $108.20
Dexcom, INC. 4 $108.08
Abbvie INC. 4 $106.24
Alexion Pharmaceuticals, INC. 3 $93.61
Tolmar, INC. 6 $85.82
Xeris Pharmaceuticals, INC. 4 $80.97
Mannkind Corporation 4 $80.34
Insulet Corporation 4 $69.21

By nature of payment

Food and Beverage
$2,319

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,558
Patients
466
Total drug cost
$941,037
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 319 93 $5,356
Metformin Hcl Generic 164 55 $1,980
Ozempic (Semaglutide) Brand 135 32 $227,530
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 127 38 $80,379
Synthroid (Levothyroxine Sodium) Brand 115 25 $11,126
Humalog Kwikpen U-100 (Insulin Lispro) Brand 95 32 $100,465
Trulicity (Dulaglutide) Brand 90 26 $154,280
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 87 37 $11,383
Pioglitazone Hcl Generic 67 16 $1,018
Atorvastatin Calcium Generic 65 23 $685

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Deer's medical specialty?
Dr. James Deer practices Endocrinology, Diabetes & Metabolism Physician in Phoenix, AZ.
Where does Dr. James Deer practice?
Dr. James Deer practices at 2222 E. Highland Ave, Phoenix, AZ 850164872. Office phone: 4806659569.
What is Dr. James Deer's NPI?
Dr. James Deer's National Provider Identifier (NPI) is 1952538027, issued by NPPES.
Does Dr. James Deer accept Medicare assignment?
Yes. Dr. James Deer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Deer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.