Dr. Lorraine Shirley-Wenzel, MD
- Medicare services, 2016
- 433
- Part D claims, 2018
- 11
- Industry payments
- $546
- Insurance carriers
- 1
- State licenses
- 3
- Practice address
- 101 W Avenida Vista Hermosa, San Clemente, CA 92672
- Practice phone
- Call (949) 891-0328
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Crossover Health
San Clemente, California
Find Dr. Shirley-Wenzel's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Lorraine Shirley-Wenzel is an internist in San Clemente, California
Dr. Shirley-Wenzel practices at Crossover Health in San Clemente, California.
Dr. Shirley-Wenzel's NPI, 1316934854, was assigned on September 30, 2005. Dr. Shirley-Wenzel graduated from Medical University of South Carolina (MUSC) in 1991. Dr. Shirley-Wenzel's Texas license number on file is L9481.
- NPI
- 1316934854NPI Registry (opens in a new tab)
- NPI enumeration date
- September 30, 2005
- NPI status
- Active
- Practice phone
- (949) 891-0328
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Lorraine Shirley-Wenzel practices at Crossover Health in San Clemente, California
Dr. Shirley-Wenzel's primary practice is Crossover Health, at 101 W Avenida Vista Hermosa, San Clemente, CA 92672 in Orange County. The practice phone is (949) 891-0328.
- Crossover Health101 W Avenida Vista Hermosa, San Clemente, CA 92672 · Orange CountyPhone(949) 891-0328
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lorraine Shirley-Wenzel is affiliated with 1 site of care
Dr. Shirley-Wenzel's primary practice is Crossover Health in San Clemente, California.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Lorraine Shirley-Wenzel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shirley-Wenzel practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Crossover Health | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Lorraine Shirley-Wenzel is one of 16,751 internists in California
Internal medicine is Dr. Shirley-Wenzel's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Shirley-Wenzel is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Shirley-Wenzel's licenses on file in 3 states: Texas, South Carolina and Alabama.
Specialties and state licenses
- Internal medicine, TexasPrimary
- South Carolina license
- Alabama license
Internists near Dr. Shirley-Wenzel
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Lorraine Shirley-Wenzel billed Medicare for 433 services in 2016
CMS data shows 433 Medicare services from Dr. Shirley-Wenzel across 4 procedure codes in 2016. Medicare paid $25,499 for them. Every service was in an office.
Dr. Shirley-Wenzel's Medicare services by type, 2016
- Office and hospital visits409
- Other services13
- Lab and pathology11
Dr. Shirley-Wenzel compared with the California median for internists, 2016
- Dr. Shirley-Wenzel
- California median
- Medicare services
- 433vs 36120% above
- Part D claims
- 11vs 42197% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Shirley-Wenzel's most billed Medicare procedure codes, 2016
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shirley-Wenzel and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lorraine Shirley-Wenzel's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Shirley-Wenzel's median patient age at 41, with 56% women.
Dr. Shirley-Wenzel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women56%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Lorraine Shirley-Wenzel wrote 11 Medicare Part D claims in 2018
In 2018, Dr. Shirley-Wenzel wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $77 in total drug cost. In 2017, CMS named 154 claims across 9 drugs.
Dr. Shirley-Wenzel's most prescribed drugs by claims, 2018
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2017 to 2018
- 2017
- 2018
- Claims for drugs CMS names
- 2017: 1542018: 1193%
Drugs named by CMS: 1 in 2018, 9 in 2017.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Lorraine Shirley-Wenzel received $546 in industry payments from 2016 to 2025
CMS Open Payments shows 8 general payments to Dr. Shirley-Wenzel from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Amarin Pharma Inc. paid the most, $145.
General payments to Dr. Shirley-Wenzel by program year, 2016 to 2025
General payments to Dr. Shirley-Wenzel by kind, 2016 to 2025
- Food and beverage$52696%
- Education$204%
Companies that paid Dr. Shirley-Wenzel the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lorraine Shirley-Wenzel graduated from Medical University of South Carolina (MUSC)
Dr. Shirley-Wenzel graduated from Medical University of South Carolina (MUSC) in 1991.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Lorraine Shirley-Wenzel accepts plans from 1 insurance carrier
Dr. Shirley-Wenzel is in network with 1 carrier, including Molina. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Molina
Plan types Dr. Shirley-Wenzel accepts, by number of carriers
- HMO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Lorraine Shirley-Wenzel's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Lorraine Shirley-Wenzel
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Lorraine Shirley-Wenzel's NPI number?
Dr. Lorraine Shirley-Wenzel's NPI number is 1316934854. It was assigned on September 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Lorraine Shirley-Wenzel?
Dr. Lorraine Shirley-Wenzel is an internist in San Clemente, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Lorraine Shirley-Wenzel practice?
Dr. Shirley-Wenzel practices at 101 W Avenida Vista Hermosa, San Clemente, CA 92672. Dr. Shirley-Wenzel's primary practice is Crossover Health in San Clemente, California.
What is Dr. Lorraine Shirley-Wenzel's office phone number?
The practice phone on file for Dr. Shirley-Wenzel is (949) 891-0328.
What is Dr. Lorraine Shirley-Wenzel's medical license number?
Dr. Shirley-Wenzel's Texas license number on file is L9481, one of the licenses on file in 3 states.
Which states has Dr. Lorraine Shirley-Wenzel been licensed in?
Dmand AI has state licenses on file for Dr. Shirley-Wenzel in Texas (2004 to 2025), South Carolina (1995 to 2004) and Alabama (1992 to 1995).
Does Dr. Lorraine Shirley-Wenzel accept Medicare?
Yes. CMS data shows Dr. Shirley-Wenzel billed Medicare for 433 services in 2016.
Is Dr. Lorraine Shirley-Wenzel board certified?
Yes. Dr. Shirley-Wenzel is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Lorraine Shirley-Wenzel bill to Medicare?
In 2016, Dr. Shirley-Wenzel's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0438).
Where did Dr. Lorraine Shirley-Wenzel go to medical school?
Dr. Shirley-Wenzel graduated from Medical University of South Carolina (MUSC) in 1991.
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What drugs does Dr. Lorraine Shirley-Wenzel prescribe most?
In 2018 Medicare Part D data, Dr. Shirley-Wenzel's most prescribed drugs by claims were Omeprazole.
Has Dr. Lorraine Shirley-Wenzel received payments from drug or device companies?
CMS Open Payments shows $546 in general payments to Dr. Shirley-Wenzel from 5 companies from 2016 to 2025. The largest total came from Amarin Pharma Inc.
How long has Dr. Lorraine Shirley-Wenzel been practicing?
Dr. Shirley-Wenzel graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Lorraine Shirley-Wenzel accept?
Dr. Shirley-Wenzel is in network with 1 carrier, including Molina. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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