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Dr. David Richard Chen, MD
NPI1730155441PAC ID3870655079
- Medicare services, 2024
- 848
- Medicare patients, 2024
- 355
- Part D claims, 2024
- 1,910
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040
- Practice phone
- Call (408) 739-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Surgery Center Mountain View
Surgery Center - Medicare-Certified · Mountain View, California
Find Dr. Chen'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 Richard Chen is a neurologist in Mountain View, California
Dr. Chen practices at Surgery Center Mountain View in Mountain View, California.
Dr. Chen's NPI, 1730155441, was assigned on February 23, 2006. Dr. Chen graduated from New York University School of Medicine in 1994. Dr. Chen's California license number on file is A60411.
NPI and contact details
- NPI
- 1730155441NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870655079
- NPI enumeration date
- February 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (408) 739-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Richard Chen practices at Surgery Center Mountain View in Mountain View, California
Dr. Chen's primary practice is Surgery Center Mountain View, at 701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040. The practice phone is (408) 739-6000.
- Surgery Center Mountain View701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040Phone(408) 739-6000
Source: Dmand AI Affiliation Data
Dr. David Richard Chen is affiliated with 4 sites of care and 2 medical groups
Dr. Chen's primary practice is Surgery Center Mountain View in Mountain View, California. Dr. Chen is also affiliated with El Camino Health - Mountain View Hospital. The medical group on file is Palo Alto Foundation Medical Group. Dmand AI also links Dr. Chen to 1 more group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.
Surgery Center Mountain ViewPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Richard Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Surgery Center Mountain View | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Richard Chen is one of 2,207 neurologists in California
Neurology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Chen is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Chen has a license on file in California.
Specialties and state licenses
- Neurology, CaliforniaPrimary
Clinical focus
Dmand AI lists acute mini-stroke (TIA), alzheimer's disease, carpal tunnel syndrome, epilepsy, essential tremor, fibromyalgia and chronic pain, migraine and chronic headache and multiple sclerosis among the conditions Dr. Chen treats.
Neurologists near Dr. Chen
Counts of neurologists 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 Richard Chen billed Medicare for 848 services in 2024
CMS data shows 848 Medicare services from Dr. Chen across 9 procedure codes in 2024, for 355 Medicare patients. Medicare paid $82,642 for them. Every service was in an office.
Medicare services, 2024848
Medicare patients355
Paid by Medicare$82,642
Procedure codes9
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4952024: 493No change
- Other services
- 2023: 662024: 305362%
- Tests and treatments
- 2023: 612024: 5018%
Dr. Chen compared with the California median for neurologists, 2024
- Dr. Chen
- California median
- Medicare services
- 848vs 4042.1 times
- Medicare patients
- 355vs 19087% above
- Part D claims
- 1,714vs 3245.3 times
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
Dr. Chen'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. Chen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other neurologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Richard Chen treated 355 Medicare patients in 2024, average age 77
CMS counts 355 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 151 patients. 75% of them have high cholesterol, and 65% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 58, with 57% women.
Medicare patients, 2024355
Average age77
Average risk score1.16
Also on Medicaid17%
Dr. Chen's Medicare patients by age, 2024
Dr. Chen's Medicare patients by sex, 2024
- Women20357%
- Men15243%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis41%
- Diabetes26%
- Mood disorders25%
- Chronic kidney disease23%
- Depression23%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Richard Chen wrote 1,910 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 1,910 Medicare Part D claims for 302 patients. 96% of them were for generic drugs. CMS names the drug for 1,714 of them, across 44 drugs with 11 or more claims each, at $85,951 in total drug cost. In 2023, CMS named 1,647 claims across 41 drugs.
Part D claims, 20241,910
Drugs named by CMS44
Total drug cost$85,951
Part D patients302
Dr. Chen's Part D claims by kind of drug, 2024
- Generic1,840 claims96%
- Brand-name and other70 claims4%
Dr. Chen'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. Chen's Part D claims, 2024
- Opioids1%21 of 1,910 claims
- Antipsychotics, patients 65 and over3%51 of 1,910 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: 1,6472024: 1,7144%
Drugs named by CMS: 44 in 2024, 41 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 Richard Chen offers telehealth to Medicare patients
Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David Richard Chen has 1 publication on record
Dmand AI links 1 paper to Dr. Chen.
Papers1
Recent publications by Dr. Chen
See who Dr. Chen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Richard Chen received $186 in industry payments from 2016 to 2025
CMS Open Payments shows 11 general payments to Dr. Chen from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 93% of the total. Genentech, Inc. paid the most, $38.
General payments to Dr. Chen by program year, 2016 to 2025
General payments to Dr. Chen by kind, 2016 to 2025
$186in total
- Food and beverage$17393%
- Education$137%
Companies that paid Dr. Chen 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 Richard Chen graduated from New York University School of Medicine
Dr. Chen graduated from New York University School of Medicine in 1994.
- Medical school
- Board certified in neurology
Source: Dmand AI Professional Profile Data
Dr. David Richard Chen accepts plans from 11 insurance carriers
Dr. Chen is in network with 11 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Chen accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- Medicare3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. David Richard Chen'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 Richard Chen
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 Richard Chen's NPI number?
Dr. David Richard Chen's NPI number is 1730155441. It was assigned on February 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Richard Chen?
Dr. David Richard Chen is a neurologist in Mountain View, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. David Richard Chen practice?
Dr. Chen practices at 701 E. El Camino Real, 1 Northwest, Mountain View, CA 94040. Dr. Chen's primary practice is Surgery Center Mountain View in Mountain View, California. Dmand AI also links Dr. Chen to 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. David Richard Chen's office phone number?
The practice phone on file for Dr. Chen is (408) 739-6000.
What is Dr. David Richard Chen's medical license number?
Dr. Chen's California license number on file is A60411.
Which hospitals is Dr. David Richard Chen affiliated with?
Dr. Chen is affiliated with El Camino Health - Mountain View Hospital.
What medical group is Dr. David Richard Chen part of?
Dr. Chen is linked to Palo Alto Foundation Medical Group. Dmand AI links Dr. Chen to 1 more medical group.
Does Dr. David Richard Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 848 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. David Richard Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
How many Medicare patients does Dr. David Richard Chen see?
CMS counts 355 Medicare patients who saw Dr. Chen in 2024, with an average age of 77.
Show 8 more questionsShow fewer questions
Is Dr. David Richard Chen board certified?
Yes. Dr. Chen is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. David Richard Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were medicare service (G2211), office visit, established patient (99215) and office visit, established patient (99213).
Where did Dr. David Richard Chen go to medical school?
Dr. Chen graduated from New York University School of Medicine in 1994.
What drugs does Dr. David Richard Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Carbidopa-Levodopa, Gabapentin and Donepezil HCl.
Has Dr. David Richard Chen received payments from drug or device companies?
CMS Open Payments shows $186 in general payments to Dr. Chen from 9 companies from 2016 to 2025. The largest total came from Genentech, Inc.
How long has Dr. David Richard Chen been practicing?
Dr. Chen graduated from medical school in 1994, 32 years ago.
Does Dr. David Richard Chen do research?
Dmand AI links 1 publication to Dr. Chen.
What insurance does Dr. David Richard Chen accept?
Dr. Chen is in network with 11 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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