Doctor profile · Federal record

Dr. Peter Linfoot, PH.D., M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Long Beach, CA

  • NPI 1396777264
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2699 Atlantic Ave
Long Beach, CA 908062710
(562) 426-3333
fax (562) 424-0837
Additional location
55 W Tietan St
Walla Walla, WA 993624445
(509) 525-3720
fax (509) 522-1593
Mailing address
Po Box 35380
Las Vegas, NV 891335380

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 30, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #G071944

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396777264. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,879
Distinct HCPCS
10
Medicare allowed
$296,809
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 6,481 70 $23
99214 Established patient office or other outpatient visit, 30-39 minutes 749 428 $126
82962 Blood glucose (sugar) test performed by hand-held instrument 349 175 $3
95117 Professional service for multiple injections of allergen 273 29 $12
83036 Hemoglobin a1c level 260 154 $9
99213 Established patient office or other outpatient visit, 20-29 minutes 220 167 $89
96372 Injection of drug or substance under skin or into muscle 182 77 $14
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 167 95 $34
99204 New patient office or other outpatient visit, 45-59 minutes 52 52 $166
99215 Established patient office or other outpatient visit, 40-54 minutes 42 30 $176

In context: peer comparison

Among 3 peers in Long Beach Endocrinology, Diabetes & Metabolism Physician, average services per provider: 488. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$616
Transactions
26
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 2 $129.53
Lilly USA, LLC 3 $79.67
Bayer Healthcare Pharmaceuticals INC. 3 $63.12
Novartis Pharmaceuticals Corporation 2 $54.61
Alexion Pharmaceuticals, INC. 2 $49.70
Tandem Diabetes Care, INC. 4 $47.57
Averitas Pharma INC. 2 $46.34
Boehringer Ingelheim Pharmaceuticals, INC. 2 $43.75
Corcept Therapeutics 2 $37.83
Novo Nordisk INC 1 $17.28
Ascensia Diabetes Care US INC. 1 $16.64
Madrigal Pharmaceuticals 1 $15.59
Insulet Corporation 1 $14.45

By nature of payment

Food and Beverage
$616

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,210
Patients
494
Total drug cost
$900,981
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 587 153 $8,729
Trulicity (Dulaglutide) Brand 195 28 $241,751
Metformin Hcl ER (Metformin Hcl) Brand 179 40 $2,937
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 164 41 $140,083
Ozempic (Semaglutide) Brand 164 32 $258,097
Liothyronine Sodium Generic 152 38 $10,339
Pioglitazone Hcl Generic 101 18 $1,918
Novolog Flexpen (Insulin Aspart) Brand 99 25 $138,512
Estradiol Generic 97 24 $3,855
Metformin Hcl Generic 96 21 $609

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Linfoot's medical specialty?
Dr. Peter Linfoot practices Endocrinology, Diabetes & Metabolism Physician in Long Beach, CA.
Where does Dr. Peter Linfoot practice?
Dr. Peter Linfoot practices at 2699 Atlantic Ave, Long Beach, CA 908062710. Office phone: 5624263333.
What is Dr. Peter Linfoot's NPI?
Dr. Peter Linfoot's National Provider Identifier (NPI) is 1396777264, issued by NPPES.
Does Dr. Peter Linfoot accept Medicare assignment?
Yes. Dr. Peter Linfoot accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Linfoot commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.