Dr. David Alan Buch, MD
- Medicare services, 2024
- 11
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 416
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 13652 Cantara St, Panorama City, CA 91402
- Practice phone
- Call (818) 375-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Buch'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 Alan Buch is an internist in Panorama City, California
Dr. Buch practices at Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente.
Dr. Buch's NPI, 1083781975, was assigned on November 29, 2006. Dr. Buch graduated from VCU School of Medicine in 2000. Dr. Buch's California license number on file is A84005.
- NPI
- 1083781975NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284617259
- NPI enumeration date
- November 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 375-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Alan Buch practices at Panorama City Medical Center in Panorama City, California
Dr. Buch's primary practice is Panorama City Medical Center, at 13652 Cantara St, Panorama City, CA 91402 in Los Angeles County. The practice phone is (818) 375-2000.
- Panorama City Medical Center13652 Cantara St, Panorama City, CA 91402 · Los Angeles CountyPhone(818) 375-2000
Source: Dmand AI Affiliation Data
Dr. David Alan Buch is affiliated with 1 site of care and 1 medical group
Dr. Buch's primary practice is Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Alan Buch's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Buch practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Panorama City Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. David Alan Buch is one of 16,751 internists in California
Internal medicine is Dr. Buch's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Buch is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Buch's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Ohio license
Clinical focus
Dmand AI lists kidney failure among the conditions Dr. Buch treats.
Internists near Dr. Buch
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 Alan Buch billed Medicare for 11 services in 2024
CMS data shows 11 Medicare services from Dr. Buch across 1 procedure code in 2024, for 25 Medicare patients. Medicare paid $739 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Buch's Medicare services by type, 2021 to 2024
- 2021
- 2024
- Office and hospital visits
- 2021: 112024: 11No change
Dr. Buch compared with the California median for internists, 2024
- Dr. Buch
- California median
- Medicare services
- 11vs 36197% below
- Medicare patients
- 25vs 15183% below
- Part D claims
- 216vs 42149% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Buch'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. Buch?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Buch and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Alan Buch treated 25 Medicare patients in 2024, average age 66
CMS counts 25 Medicare patients who saw Dr. Buch in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 3.96, 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. Buch's median patient age at 73, with 52% women.
Chronic conditions among Dr. Buch's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes64%
- Heart failure64%
- Ischemic heart disease64%
- Chronic kidney disease60%
- Mood disorders56%
- Anxiety48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Buch's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Alan Buch wrote 416 Medicare Part D claims in 2024
In 2024, Dr. Buch wrote 416 Medicare Part D claims for 197 patients. 91% of them were for generic drugs. CMS names the drug for 216 of them, across 11 drugs with 11 or more claims each, at $2,586 in total drug cost. In 2023, CMS named 153 claims across 10 drugs.
Dr. Buch's Part D claims by kind of drug, 2024
- Generic377 claims91%
- Brand-name and other39 claims9%
Dr. Buch'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. Buch's Part D claims, 2024
- Opioids3%14 of 416 claims
- Antibiotics24%98 of 416 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: 1532024: 21641%
Drugs named by CMS: 11 in 2024, 10 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. David Alan Buch takes part in Medicare
Dr. Buch 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. David Alan Buch has 1 publication on record
Dmand AI links 1 paper to Dr. Buch.
Recent publications by Dr. Buch
See who Dr. Buch researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Buch works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Alan Buch received $21 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Buch from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $21.
Companies that paid Dr. Buch the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Alan Buch graduated from VCU School of Medicine
Dr. Buch graduated from VCU School of Medicine in 2000.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. David Alan Buch accepts plans from 2 insurance carriers
Dr. Buch 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. Buch accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. David Alan Buch'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 |
| 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. David Alan Buch
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 Alan Buch's NPI number?
Dr. David Alan Buch's NPI number is 1083781975. It was assigned on November 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Alan Buch?
Dr. David Alan Buch is an internist in Panorama City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Alan Buch practice?
Dr. Buch practices at 13652 Cantara St, Panorama City, CA 91402. Dr. Buch's primary practice is Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente.
What is Dr. David Alan Buch's office phone number?
The practice phone on file for Dr. Buch is (818) 375-2000.
What is Dr. David Alan Buch's medical license number?
Dr. Buch's California license number on file is A84005, one of the licenses on file in 2 states.
Which states has Dr. David Alan Buch been licensed in?
Dmand AI has state licenses on file for Dr. Buch in California (2003 to 2025) and Ohio (2000 to 2007).
Which hospitals is Dr. David Alan Buch affiliated with?
Dr. Buch practices at Panorama City Medical Center in Panorama City, California.
What medical group is Dr. David Alan Buch part of?
Dr. Buch is linked to Southern California Permanente Medical Group.
Does Dr. David Alan Buch accept Medicare?
Yes. CMS data shows Dr. Buch billed Medicare for 11 services in 2024, and Dr. Buch accepts Medicare assignment.
How many Medicare patients does Dr. David Alan Buch see?
CMS counts 25 Medicare patients who saw Dr. Buch in 2024, with an average age of 66.
Show 8 more questionsShow fewer questions
Is Dr. David Alan Buch board certified?
Yes. Dr. Buch is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. David Alan Buch bill to Medicare?
In 2024, Dr. Buch's most billed Medicare services were hospital inpatient care (99238).
Where did Dr. David Alan Buch go to medical school?
Dr. Buch graduated from VCU School of Medicine in 2000.
What drugs does Dr. David Alan Buch prescribe most?
In 2024 Medicare Part D data, Dr. Buch's most prescribed drugs by claims were Omeprazole, Furosemide and Amlodipine Besylate.
Has Dr. David Alan Buch received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Buch from 1 company from 2019 to 2019. The largest total came from Boston Scientific Corporation.
How long has Dr. David Alan Buch been practicing?
Dr. Buch graduated from medical school in 2000, 26 years ago.
Does Dr. David Alan Buch do research?
Dmand AI links 1 publication to Dr. Buch.
What insurance does Dr. David Alan Buch accept?
Dr. Buch 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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