Doctor profile · Federal record

Dr. Stuart Klein, MD

Internal Medicine Physician (CMS: Internal Medicine) · Poway, CA

  • NPI 1104834472
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15525 Pomerado RD Ste A1
Poway, CA 920642425
(858) 485-6444
fax (858) 485-0371

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 10, 2021
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G45289

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104834472. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
597
Distinct HCPCS
8
Medicare allowed
$59,572
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 158 96 $97
99214 Established patient office or other outpatient visit, 30-39 minutes 154 96 $125
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 139 139 $138
90662 Influenza vaccine split virus, preservative free 38 37 $71
G0008 Administration of influenza virus vaccine 38 37 $23
G0102 Prostate cancer screening; digital rectal examination 38 38 $26
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 21 21 $16
99497 Advance care planning, first 30 minutes 11 11 $87

In context: peer comparison

Among 8 peers in this city , average services per provider: 127. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,352
Transactions
60
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 13 $236.34
Lilly USA, LLC 10 $231.85
ABBVIE INC. 7 $148.11
Salix Pharmaceuticals, a division of Bausch Health US, LLC 7 $136.97
GlaxoSmithKline, LLC. 5 $112.13
Merck Sharp & Dohme LLC 3 $65.94
Kowa Pharmaceuticals America, Inc. 3 $57.41
Seqirus USA Inc 2 $49.62
PFIZER INC. 2 $43.17
Boston Scientific Corporation 1 $32.94
Takeda Pharmaceuticals U.S.A., Inc. 1 $32.12
Novo Nordisk Inc 2 $32.05
Amgen Inc. 1 $31.63
Bayer Healthcare Pharmaceuticals Inc. 2 $28.72
Astellas Pharma US Inc 1 $27.91

By nature of payment

Food and Beverage
$1,352

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,839
Patients
503
Total drug cost
$30,376
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 359 105 $4,351
Levothyroxine Sodium Generic 241 62 $4,174
Simvastatin Generic 122 39 $1,557
Amlodipine Besylate Generic 114 31 $970
Trazodone Hcl Generic 114 38 $3,484
Lisinopril Generic 107 32 $788
Losartan Potassium Generic 106 35 $1,766
Atenolol Generic 102 26 $1,111
Pantoprazole Sodium Generic 97 26 $2,287
Rosuvastatin Calcium Generic 96 37 $2,325

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stuart Klein's medical specialty?
Dr. Stuart Klein practices Internal Medicine Physician in Poway, CA.
Where does Dr. Stuart Klein practice?
Dr. Stuart Klein practices at 15525 Pomerado RD Ste A1, Poway, CA 920642425. Office phone: 8584856444.
What is Dr. Stuart Klein's NPI?
Dr. Stuart Klein's National Provider Identifier (NPI) is 1104834472, issued by NPPES.
Does Dr. Stuart Klein accept Medicare assignment?
Yes. Dr. Stuart Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stuart Klein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.