Doctor profile · Federal record

Dr. Lori Wynstock, M.D.

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

  • NPI 1194764589
  • MIPS 61.7 / 100 · 2023
  • 30 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
950 S Arroyo Pkwy, 3Rd Floor
Pasadena, CA 911053930
(626) 793-6113
fax (626) 793-8013

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 31, 2017
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A63397

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194764589. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,448
Distinct HCPCS
10
Medicare allowed
$182,581
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 2,880 29 $23
99213 Established patient office or other outpatient visit, 20-29 minutes 571 256 $98
G0008 Administration of influenza virus vaccine 197 196 $33
90662 Influenza vaccine split virus, preservative free 188 188 $72
96372 Injection of drug or substance under skin or into muscle 144 45 $16
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 80 14 $2
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 73 22 $83
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 73 73 $140
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 54 51 $16
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 37 27 $135

In context: peer comparison

Among 31 peers in Pasadena Internal Medicine Physician, average services per provider: 151. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,664
Transactions
64
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 16 $414.13
Teleflex LLC 2 $162.67
Lilly USA, LLC 9 $141.64
Abbvie INC. 6 $115.72
GlaxoSmithKline, LLC. 4 $99.71
Pfizer INC. 5 $92.72
Lexicon Pharmaceuticals, INC. 3 $76.64
Almatica Pharma LLC 4 $71.78
Novo Nordisk INC 3 $66.80
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $56.97
Novartis Pharmaceuticals Corporation 3 $56.72
Antares Pharma, INC. 2 $50.43
Stryker Corporation 1 $43.55
Merck Sharp & Dohme LLC 2 $42.70
Boston Scientific Corporation 1 $25.14

By nature of payment

Food and Beverage
$1,664

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,118
Patients
812
Total drug cost
$249,574
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 414 96 $4,617
Amlodipine Besylate Generic 376 86 $3,318
Levothyroxine Sodium Generic 335 69 $5,361
Eliquis (Apixaban) Brand 243 37 $198,118
Metoprolol Succinate Generic 214 48 $3,914
Rosuvastatin Calcium Generic 198 48 $6,739
Gabapentin Generic 184 36 $2,225
Prednisone Generic 180 77 $726
Losartan Potassium Generic 178 43 $2,481
Zolpidem Tartrate Generic 172 52 $2,425

Frequently asked questions

Auto-generated from federal data
What is Dr. Lori Wynstock's medical specialty?
Dr. Lori Wynstock practices Internal Medicine Physician in Pasadena, CA.
Where does Dr. Lori Wynstock practice?
Dr. Lori Wynstock practices at 950 S Arroyo Pkwy, Pasadena, CA 911053930. Office phone: 6267936113.
What is Dr. Lori Wynstock's NPI?
Dr. Lori Wynstock's National Provider Identifier (NPI) is 1194764589, issued by NPPES.
Does Dr. Lori Wynstock accept Medicare assignment?
Dr. Lori Wynstock does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Lori Wynstock commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99213); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.