Biomechanical PhenomenaBone PlatesBone Screws
Dr. Dan D. Kemper, MD
NPI1336306323PAC ID9234253311
- Part D claims, 2024
- 64
- Publications
- 2
- Hospital affiliations
- 2
- Industry payments
- $15
- Medical group
- 1
- Practice address
- 1425 S Main Street, Walnut Creek, CA 94596
- Practice phone
- Call (925) 295-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kemper's professional email, personal email and mobile number
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Dr. Dan D. Kemper is an orthopedic surgeon in Walnut Creek, California
Dr. Kemper practices at Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente.
Dr. Kemper's NPI, 1336306323, was assigned on May 19, 2008. Dr. Kemper graduated from Loma Linda University School Of Medicine in 2005. Dr. Kemper's Florida license number on file is ME106888.
NPI and contact details
- NPI
- 1336306323NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234253311
- NPI enumeration date
- May 19, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 295-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dan D. Kemper practices at Walnut Creek Medical Center in Walnut Creek, California
Dr. Kemper's primary practice is Walnut Creek Medical Center, at 1425 S Main Street, Walnut Creek, CA 94596 in Contra Costa County. The practice phone is (925) 295-4000.
- Walnut Creek Medical Center1425 S Main Street, Walnut Creek, CA 94596 · Contra Costa CountyPhone(925) 295-4000
Source: Dmand AI Affiliation Data
Dr. Dan D. Kemper is affiliated with 2 sites of care and 1 medical group
Dr. Kemper's primary practice is Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente. Dr. Kemper is also affiliated with Antioch Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dan D. Kemper's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kemper practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Walnut Creek Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Dan D. Kemper is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Kemper's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Kemper is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Kemper's licenses on file in 3 states: Florida, California and Utah.
Specialties and state licenses
- Orthopaedic surgery, FloridaPrimary
- California license
- Utah license
Orthopedic surgeons near Dr. Kemper
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
2,056orthopedic surgeons in California22orthopedic surgeons in Walnut Creek3orthopedic surgeons at Walnut Creek Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Dan D. Kemper's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Dr. Kemper's median patient age at 49, with 50% women.
Dr. Kemper's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Dan D. Kemper wrote 64 Medicare Part D claims in 2024
In 2024, Dr. Kemper wrote 64 Medicare Part D claims for 39 patients. 100% of them were for generic drugs. CMS names the drug for 46 of them, across 3 drugs with 11 or more claims each, at $413 in total drug cost. In 2023, CMS named 35 claims across 3 drugs.
Part D claims, 202464
Drugs named by CMS3
Total drug cost$413
Part D patients39
Dr. Kemper'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. Kemper's Part D claims, 2024
- Opioids28%18 of 64 claims
- Antibiotics44%28 of 64 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: 352024: 4631%
Drugs named by CMS: 3 in 2024, 3 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. Dan D. Kemper takes part in Medicare
Dr. Kemper 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. Dan D. Kemper has 2 publications on record
Dmand AI links 2 papers to Dr. Kemper in 2014.
Papers2
Recent publications by Dr. Kemper
J Orthop Trauma
Fractures, MalunitedJoint InstabilityKnee Injuries
See who Dr. Kemper researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kemper works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Dan D. Kemper received $15 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Kemper from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $15.
Companies that paid Dr. Kemper the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dan D. Kemper graduated from Loma Linda University School Of Medicine
Dr. Kemper graduated from Loma Linda University School Of Medicine in 2005.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Dan D. Kemper accepts plans from 2 insurance carriers
Dr. Kemper is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Kemper accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Dan D. Kemper'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 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)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 |
| 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. Dan D. Kemper
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. Dan D. Kemper's NPI number?
Dr. Dan D. Kemper's NPI number is 1336306323. It was assigned on May 19, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Dan D. Kemper?
Dr. Dan D. Kemper is an orthopedic surgeon in Walnut Creek, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Dan D. Kemper practice?
Dr. Kemper practices at 1425 S Main Street, Walnut Creek, CA 94596. Dr. Kemper's primary practice is Walnut Creek Medical Center in Walnut Creek, California, part of Kaiser Permanente.
What is Dr. Dan D. Kemper's office phone number?
The practice phone on file for Dr. Kemper is (925) 295-4000.
What is Dr. Dan D. Kemper's medical license number?
Dr. Kemper's Florida license number on file is ME106888, one of the licenses on file in 3 states.
Which states has Dr. Dan D. Kemper been licensed in?
Dmand AI has state licenses on file for Dr. Kemper in Florida (2010 to 2012), California (2011 to 2026) and Utah (2006 to 2012).
Which hospitals is Dr. Dan D. Kemper affiliated with?
Dr. Kemper practices at Walnut Creek Medical Center in Walnut Creek, California. Dr. Kemper is also affiliated with Antioch Medical Center.
What medical group is Dr. Dan D. Kemper part of?
Dr. Kemper is linked to The Permanente Medical Group, Inc.
Does Dr. Dan D. Kemper accept Medicare?
Yes. CMS lists Dr. Kemper as accepting Medicare assignment.
Is Dr. Dan D. Kemper board certified?
Yes. Dr. Kemper is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
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Where did Dr. Dan D. Kemper go to medical school?
Dr. Kemper graduated from Loma Linda University School Of Medicine in 2005.
What drugs does Dr. Dan D. Kemper prescribe most?
In 2024 Medicare Part D data, Dr. Kemper's most prescribed drugs by claims were Amoxicillin, Meloxicam and Oxycodone HCl.
Has Dr. Dan D. Kemper received payments from drug or device companies?
CMS Open Payments shows $15 in general payments to Dr. Kemper from 1 company from 2016 to 2016. The largest total came from Stryker Corporation.
How long has Dr. Dan D. Kemper been practicing?
Dr. Kemper graduated from medical school in 2005, 21 years ago.
Does Dr. Dan D. Kemper do research?
Dmand AI links 2 publications to Dr. Kemper.
What insurance does Dr. Dan D. Kemper accept?
Dr. Kemper is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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