Dr. David P. Langkammer, MD
- Part D claims, 2019
- 1,612
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 5601 Deer Valley Rd, Antioch, CA 94531
- Practice phone
- Call (925) 813-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group - Antioch (Deer Valley Rd)
Multi-specialty group site · Antioch, California
Find Dr. Langkammer'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. David P. Langkammer is an internist in Antioch, California
Dr. Langkammer practices at Permanente Medical Group - Antioch (Deer Valley Rd) in Antioch, California.
Dr. Langkammer's NPI, 1114005295, was assigned on November 2, 2006. Dr. Langkammer holds California license G52778.
- NPI
- 1114005295NPI Registry (opens in a new tab)
- NPI enumeration date
- November 2, 2006
- NPI status
- Active
- Practice phone
- (925) 813-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David P. Langkammer practices at Permanente Medical Group - Antioch (Deer Valley Rd) in Antioch, California
Dr. Langkammer's primary practice is Permanente Medical Group - Antioch (Deer Valley Rd), at 5601 Deer Valley Rd, Antioch, CA 94531. The practice phone is (925) 813-6500.
- Permanente Medical Group - Antioch (Deer Valley Rd)5601 Deer Valley Rd, Antioch, CA 94531Phone(925) 813-6500
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David P. Langkammer is affiliated with 1 site of care and 1 medical group
Dr. Langkammer's primary practice is Permanente Medical Group - Antioch (Deer Valley Rd) in Antioch, California. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. David P. Langkammer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Langkammer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group - Antioch (Deer Valley Rd) | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David P. Langkammer is one of 16,751 internists in California
Internal medicine is Dr. Langkammer's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Langkammer is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Langkammer
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. David P. Langkammer's patients have a median age of 36
Across all payers, Dmand AI patient panel data puts Dr. Langkammer's median patient age at 36, with 67% women.
Dr. Langkammer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 36
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. David P. Langkammer wrote 1,612 Medicare Part D claims in 2019
In 2019, Dr. Langkammer wrote 1,612 Medicare Part D claims. They cover 39 drugs, with $45,547 in total drug cost. In 2018, CMS named 5,958 claims across 96 drugs.
Dr. Langkammer's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 5,9582019: 1,61273%
Drugs named by CMS: 39 in 2019, 96 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. David P. Langkammer'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| 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. David P. Langkammer
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. David P. Langkammer's NPI number?
Dr. David P. Langkammer's NPI number is 1114005295. It was assigned on November 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David P. Langkammer?
Dr. David P. Langkammer is an internist in Antioch, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David P. Langkammer practice?
Dr. Langkammer practices at 5601 Deer Valley Rd, Antioch, CA 94531. Dr. Langkammer's primary practice is Permanente Medical Group - Antioch (Deer Valley Rd) in Antioch, California.
What is Dr. David P. Langkammer's office phone number?
The practice phone on file for Dr. Langkammer is (925) 813-6500.
What is Dr. David P. Langkammer's medical license number?
Dr. Langkammer holds California license G52778.
What medical group is Dr. David P. Langkammer part of?
Dr. Langkammer is linked to The Permanente Medical Group, Inc.
What drugs does Dr. David P. Langkammer prescribe most?
In 2019 Medicare Part D data, Dr. Langkammer's most prescribed drugs by claims were Atorvastatin Calcium, Atenolol and Lisinopril.
How long has Dr. David P. Langkammer been practicing?
Dr. Langkammer's NPI was assigned in 2006.
Selling to internal medicine practices?
See internists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card