AminopyridinesAmrinoneCardiac Output
Dr. David S. Weiland, MD
NPI1659384121
- Medicare services, 2023
- 6,980
- Medicare patients, 2024
- 11
- Part D claims, 2024
- 1,415
- Publications
- 5
- MIPS score, 2024
- 90
- Practice address
- 4110 Holt Blvd, Montclair, CA 91763
- Practice phone
- Call (925) 682-8200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Concord Medical Center
Montclair, California
Find Dr. Weiland's professional email, personal email and mobile number
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Dr. David S. Weiland is a cardiologist in Montclair, California
Dr. Weiland practices at Concord Medical Center in Montclair, California.
Dr. Weiland's NPI, 1659384121, was assigned on August 14, 2006. Dr. Weiland graduated from Ohio State College of Medicine in 1981. Dr. Weiland holds California license G60093.
NPI and contact details
- NPI
- 1659384121NPI Registry (opens in a new tab)
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Practice phone
- (925) 682-8200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. David S. Weiland practices at Concord Medical Center in Montclair, California
Dr. Weiland's primary practice is Concord Medical Center, at 4110 Holt Blvd, Montclair, CA 91763 in San Bernardino County. The practice phone is (925) 682-8200.
- Concord Medical Center4110 Holt Blvd, Montclair, CA 91763 · San Bernardino CountyPhone(925) 682-8200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David S. Weiland is affiliated with 3 sites of care and 3 medical groups
Dr. Weiland's primary practice is Concord Medical Center in Montclair, California. The medical group on file is John Muir Health. Dmand AI also links Dr. Weiland to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Concord Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David S. Weiland's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weiland practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Concord Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David S. Weiland is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Weiland's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Weiland is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Weiland is licensed in California.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
Clinical focus
Dmand AI lists aneurysm, angioplasty, aortic atherosclerois, atrial fibrillation and flutter, cardiac catheterization, cardiomyopathy, cerebrovascular disease and chronic hypertension among the conditions Dr. Weiland treats.
Cardiologists near Dr. Weiland
Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.
2,375cardiologists in California
3cardiologists in Montclair
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David S. Weiland billed Medicare for 6,980 services in 2023
CMS data shows 6,980 Medicare services from Dr. Weiland across 37 procedure codes in 2023, for 11 Medicare patients. Medicare paid $457,136 for them.
Medicare services, 20236,980
Medicare patients11
Paid by Medicare$457,136
Procedure codes37
Dr. Weiland's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Tests and treatments
- 2022: 3,7252023: 3,7781%
- Office and hospital visits
- 2022: 3,2882023: 2,93911%
- Other services
- 2022: 2502023: 2414%
- Surgery
- 2022: 252023: 2212%
Where Dr. Weiland's Medicare services took place, 2023
- In an office3,78754%
- In a facility3,19346%
Dr. Weiland compared with the California median for cardiologists, 2023
- Dr. Weiland
- California median
- Medicare services
- 6,980vs 1,5604.5 times
- Medicare patients
- 11vs 64498% below
- Part D claims
- 1,192vs 1,41015% below
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Weiland's most billed Medicare procedure codes, 2023
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David S. Weiland treated 11 Medicare patients in 2024, average age 77
CMS counts 11 Medicare patients who saw Dr. Weiland in 2024. The largest group is under 65, with 0 patients. Their average risk score is 2.00, 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. Weiland's median patient age at 57, with 58% women.
Medicare patients, 202411
Average age77
Average risk score2.00
Dr. Weiland's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Weiland's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David S. Weiland wrote 1,415 Medicare Part D claims in 2024
In 2024, Dr. Weiland wrote 1,415 Medicare Part D claims for 385 patients. 84% of them were for generic drugs. CMS names the drug for 1,192 of them, across 26 drugs with 11 or more claims each, at $213,732 in total drug cost. In 2023, CMS named 4,302 claims across 48 drugs.
Part D claims, 20241,415
Drugs named by CMS26
Total drug cost$213,732
Part D patients385
Dr. Weiland's Part D claims by kind of drug, 2024
- Generic1,195 claims84%
- Brand-name220 claims16%
Dr. Weiland'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4,3022024: 1,19272%
Drugs named by CMS: 26 in 2024, 48 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
Dr. David S. Weiland scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Weiland for performance year 2024, reported as part of a group.
Dr. Weiland's MIPS scores, performance year 2024
- 90of 100Final score
- 89.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. David S. Weiland has 5 publications on record
Dmand AI links 5 papers to Dr. Weiland. The most frequent topics are Heart, Heart Failure and Cardiomyopathy, Dilated. Dr. Weiland has published most often in Am J Cardiol. Dr. Weiland's most frequent co-author is Eric J. Eichhorn, MD.
Papers5
Topics Dr. Weiland writes about most
- Heart
- Heart Failure
- Cardiomyopathy, Dilated
- Hemodynamics
- Nitroprusside
- Radionuclide Imaging
- Cardiac Output
- Ferricyanides
Dr. Weiland's most frequent co-authors
Recent publications by Dr. Weiland
Cardiac OutputCardiomyopathy, DilatedCoronary Disease
See who Dr. Weiland researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Weiland works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David S. Weiland received $16,206 in industry payments from 2016 to 2025
CMS Open Payments shows 763 general payments to Dr. Weiland from 47 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 93% of the total. Medtronic Vascular, Inc. paid the most, $2,849.
General payments to Dr. Weiland by program year, 2016 to 2025
General payments to Dr. Weiland by kind, 2016 to 2025
$16.2Kin total
- Food and beverage$15,00193%
- Travel and lodging$8365%
- Education$3692%
Companies that paid Dr. Weiland 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. David S. Weiland has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Weiland, most recently ACC Fellow in 2011.
Awards and honors for Dr. Weiland
- 2011
- ACC Fellow
- Undated
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. David S. Weiland graduated from Ohio State College of Medicine
Dr. Weiland graduated from Ohio State College of Medicine in 1981. Dr. Weiland is a member of ACC.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. David S. Weiland accepts plans from 14 insurance carriers
Dr. Weiland is in network with 14 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Humana
- Regence Health Plans
- +6 more carriersWith a free account
Plan types Dr. Weiland accepts, by number of carriers
- Medicare10
- PPO9
- HMO6
- EPO4
- POS4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. David S. Weiland'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 DataDmand AI Affiliation 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 | Clinician Public Reporting: Overall MIPS Performance (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 S. Weiland
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 S. Weiland's NPI number?
Dr. David S. Weiland's NPI number is 1659384121. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David S. Weiland?
Dr. David S. Weiland is a cardiologist in Montclair, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. David S. Weiland practice?
Dr. Weiland practices at 4110 Holt Blvd, Montclair, CA 91763. Dr. Weiland's primary practice is Concord Medical Center in Montclair, California. Dmand AI also links Dr. Weiland to 2 group practices and clinics and 2 medical groups.
What is Dr. David S. Weiland's office phone number?
The practice phone on file for Dr. Weiland is (925) 682-8200.
What is Dr. David S. Weiland's medical license number?
Dr. Weiland holds California license G60093.
What medical group is Dr. David S. Weiland part of?
Dr. Weiland is linked to John Muir Health. Dmand AI links Dr. Weiland to 2 more medical groups.
Does Dr. David S. Weiland accept Medicare?
Yes. CMS data shows Dr. Weiland billed Medicare for 6,980 services in 2023.
What is Dr. David S. Weiland's MIPS score?
Dr. Weiland's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
How many Medicare patients does Dr. David S. Weiland see?
CMS counts 11 Medicare patients who saw Dr. Weiland in 2024, with an average age of 77.
Is Dr. David S. Weiland board certified?
Yes. Dr. Weiland is board certified in cardiovascular disease by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Dr. David S. Weiland bill to Medicare?
In 2023, Dr. Weiland's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93010) and hospital inpatient care (99232).
Where did Dr. David S. Weiland go to medical school?
Dr. Weiland graduated from Ohio State College of Medicine in 1981.
What drugs does Dr. David S. Weiland prescribe most?
In 2024 Medicare Part D data, Dr. Weiland's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Atorvastatin Calcium.
Has Dr. David S. Weiland received payments from drug or device companies?
CMS Open Payments shows $16,206 in general payments to Dr. Weiland from 47 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. David S. Weiland been practicing?
Dr. Weiland graduated from medical school in 1981, 45 years ago.
Does Dr. David S. Weiland do research?
Dmand AI links 5 publications to Dr. Weiland.
Who does Dr. David S. Weiland publish with?
Dr. Weiland's most frequent co-authors are Eric J. Eichhorn, MD (2 shared papers).
What insurance does Dr. David S. Weiland accept?
Dr. Weiland is in network with 14 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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