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Dr. Wendi Ann Knapp, MD
NPI1942238209PAC ID7416849989
- Medicare services, 2024
- 598
- Medicare patients, 2024
- 201
- Part D claims, 2024
- 195
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 1555 Soquel Drive, Santa Cruz, CA 95065
- Practice phone
- Call (831) 462-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Knapp'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. Wendi Ann Knapp is a hospitalist in Santa Cruz, California
Dr. Knapp practices at Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health.
Dr. Knapp's NPI, 1942238209, was assigned on June 28, 2006. Dr. Knapp graduated from University of Kansas School of Medicine - Kansas City in 1996. Dr. Knapp's California license number on file is A63852.
NPI and contact details
- NPI
- 1942238209NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416849989
- NPI enumeration date
- June 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (831) 462-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Wendi Ann Knapp practices at Dignity Health - Dominican Hospital in Santa Cruz, California
Dr. Knapp's primary practice is Dignity Health - Dominican Hospital, at 1555 Soquel Drive, Santa Cruz, CA 95065 in Santa Cruz County. The practice phone is (831) 462-7700.
- Dignity Health - Dominican Hospital1555 Soquel Drive, Santa Cruz, CA 95065 · Santa Cruz CountyPhone(831) 462-7700
Source: Dmand AI Affiliation Data
Dr. Wendi Ann Knapp is affiliated with 3 sites of care and 1 medical group
Dr. Knapp's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Knapp to 1 more hospital and 1 group practice or clinic, each named with a free account.
Palo Alto Foundation Medical Group1 hospitalName with a free account1 group practice or clinicName with a free account
See all 4 affiliations for Dr. KnappSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Wendi Ann Knapp's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Knapp practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Dominican Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Wendi Ann Knapp is one of 3,186 hospitalists in California
Hospitalist is Dr. Knapp's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Knapp is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Knapp's licenses on file in 2 states: California and Kansas.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
- Kansas license
Clinical focus
Dmand AI lists anemia, cardiac arrhythmia, chest trauma, circulation problems, congestive heart failure, gastrointestinal bleeding, gastrointestinal inflammation and kidney failure among the conditions Dr. Knapp treats.
Hospitalists near Dr. Knapp
Counts of hospitalists with a Dmand AI profile, by place and practice. Each opens the list.
3,186hospitalists in California30hospitalists in Santa Cruz29hospitalists at Dignity Health - Dominican Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Wendi Ann Knapp billed Medicare for 598 services in 2024
CMS data shows 598 Medicare services from Dr. Knapp across 4 procedure codes in 2024, for 201 Medicare patients. Medicare paid $53,149 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024598
Medicare patients201
Paid by Medicare$53,149
Procedure codes4
Dr. Knapp's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5422024: 59810%
Dr. Knapp compared with the California median for hospitalists, 2024
- Dr. Knapp
- California median
- Medicare services
- 598vs 43039% above
- Medicare patients
- 201vs 201Close to median
- Part D claims
- 13vs 6981% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Knapp's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Knapp?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Knapp and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Wendi Ann Knapp treated 201 Medicare patients in 2024, average age 77
CMS counts 201 Medicare patients who saw Dr. Knapp in 2024. The largest group is 75 to 84, with 81 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 2.48, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Knapp's median patient age at 75, with 51% women.
Medicare patients, 2024201
Average age77
Average risk score2.48
Also on Medicaid34%
Dr. Knapp's Medicare patients by age, 2024
Dr. Knapp's Medicare patients by sex, 2024
- Women10150%
- Men10050%
Chronic conditions among Dr. Knapp's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Chronic kidney disease48%
- Mood disorders48%
- Ischemic heart disease47%
- Heart failure46%
- Depression44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Knapp's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Wendi Ann Knapp wrote 195 Medicare Part D claims in 2024
In 2024, Dr. Knapp wrote 195 Medicare Part D claims for 76 patients. 87% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $46 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Part D claims, 2024195
Drugs named by CMS1
Total drug cost$46
Part D patients76
Dr. Knapp's Part D claims by kind of drug, 2024
- Generic169 claims87%
- Brand-name and other26 claims13%
Dr. Knapp's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Knapp's Part D claims, 2024
- Opioids8%16 of 195 claims
- Antibiotics23%45 of 195 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 112024: 1318%
Drugs named by CMS: 1 in 2024, 1 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Wendi Ann Knapp takes part in Medicare
Dr. Knapp accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Wendi Ann Knapp has 1 publication on record
Dmand AI links 1 paper to Dr. Knapp. Dr. Knapp's most frequent co-authors are Kevin Chen, MD, Robert Alexander Clark, MD and David W. Grattendick, MD.
Papers1
Dr. Knapp's most frequent co-authors
- Kevin Chen, MD1 shared paper
- Robert Alexander Clark, MD1 shared paper
- David W. Grattendick, MD1 shared paper
Recent publications by Dr. Knapp
See who Dr. Knapp researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Knapp works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Wendi Ann Knapp graduated from University of Kansas School of Medicine - Kansas City
Dr. Knapp graduated from University of Kansas School of Medicine - Kansas City in 1996. Dr. Knapp is a member of SHM.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Wendi Ann Knapp accepts plans from 11 insurance carriers
Dr. Knapp is in network with 11 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Elevance
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Knapp accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- Medicare3
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Wendi Ann Knapp'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Wendi Ann Knapp
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. Wendi Ann Knapp's NPI number?
Dr. Wendi Ann Knapp's NPI number is 1942238209. It was assigned on June 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Wendi Ann Knapp?
Dr. Wendi Ann Knapp is a hospitalist in Santa Cruz, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Wendi Ann Knapp practice?
Dr. Knapp practices at 1555 Soquel Drive, Santa Cruz, CA 95065. Dr. Knapp's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. Dmand AI also links Dr. Knapp to 1 hospital and 1 group practice or clinic.
What is Dr. Wendi Ann Knapp's office phone number?
The practice phone on file for Dr. Knapp is (831) 462-7700.
What is Dr. Wendi Ann Knapp's medical license number?
Dr. Knapp's California license number on file is A63852, one of the licenses on file in 2 states.
Which states has Dr. Wendi Ann Knapp been licensed in?
Dmand AI has state licenses on file for Dr. Knapp in California (1997 to 2025) and Kansas (1997 to 2025).
Which hospitals is Dr. Wendi Ann Knapp affiliated with?
Dr. Knapp practices at Dignity Health - Dominican Hospital in Santa Cruz, California. Dmand AI links Dr. Knapp to 1 more hospital.
What medical group is Dr. Wendi Ann Knapp part of?
Dr. Knapp is linked to Palo Alto Foundation Medical Group.
Does Dr. Wendi Ann Knapp accept Medicare?
Yes. CMS data shows Dr. Knapp billed Medicare for 598 services in 2024, and Dr. Knapp accepts Medicare assignment.
How many Medicare patients does Dr. Wendi Ann Knapp see?
CMS counts 201 Medicare patients who saw Dr. Knapp in 2024, with an average age of 77.
Show 8 more questionsShow fewer questions
Is Dr. Wendi Ann Knapp board certified?
Yes. Dr. Knapp is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Wendi Ann Knapp bill to Medicare?
In 2024, Dr. Knapp's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Wendi Ann Knapp go to medical school?
Dr. Knapp graduated from University of Kansas School of Medicine - Kansas City in 1996.
What drugs does Dr. Wendi Ann Knapp prescribe most?
In 2024 Medicare Part D data, Dr. Knapp's most prescribed drugs by claims were Prednisone.
How long has Dr. Wendi Ann Knapp been practicing?
Dr. Knapp graduated from medical school in 1996, 30 years ago.
Does Dr. Wendi Ann Knapp do research?
Dmand AI links 1 publication to Dr. Knapp.
Who does Dr. Wendi Ann Knapp publish with?
Dr. Knapp's most frequent co-authors are Kevin Chen, MD (1 shared paper), Robert Alexander Clark, MD (1 shared paper) and David W. Grattendick, MD (1 shared paper).
What insurance does Dr. Wendi Ann Knapp accept?
Dr. Knapp is in network with 11 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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