Dipeptidyl-Peptidases and Tripeptidyl-PeptidasesDisease ProgressionEnzyme Replacement Therapy
Dr. David Alexander Jacoby, MD
NPI1295715134PAC ID7012093933
- Medicare services, 2024
- 3,592
- Medicare patients, 2024
- 259
- Part D claims, 2024
- 3,593
- Publications
- 5
- MIPS score, 2024
- 21
- Practice address
- 170 Alameda De Las Pulgas, Redwood City, CA 94062
- Practice phone
- Call (650) 369-5811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Jacoby'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 Alexander Jacoby is an internist in Redwood City, California
Dr. Jacoby practices at Dignity Health - Sequoia Hospital in Redwood City, California, part of CommonSpirit Health.
Dr. Jacoby's NPI, 1295715134, was assigned on January 18, 2006. Dr. Jacoby graduated from Sidney Kimmel Medical College in 1973. Dr. Jacoby holds California license G27649.
NPI and contact details
- NPI
- 1295715134NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012093933
- NPI enumeration date
- January 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 369-5811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Alexander Jacoby practices at Dignity Health - Sequoia Hospital in Redwood City, California
Dr. Jacoby's primary practice is Dignity Health - Sequoia Hospital, at 170 Alameda De Las Pulgas, Redwood City, CA 94062 in San Mateo County. The practice phone is (650) 369-5811.
- Dignity Health - Sequoia Hospital170 Alameda De Las Pulgas, Redwood City, CA 94062 · San Mateo CountyPhone(650) 369-5811
Source: Dmand AI Affiliation Data
Dr. David Alexander Jacoby is affiliated with 7 sites of care and 1 medical group
Dr. Jacoby's primary practice is Dignity Health - Sequoia Hospital in Redwood City, California, part of CommonSpirit Health. Dr. Jacoby is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI also links Dr. Jacoby to 1 more hospital, 2 hospital outpatient departments, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.
Stanford Hospital at 300 Pasteur Drive1 hospitalName with a free account2 hospital outpatient departmentsNames with a free account1 group practice or clinicName with a free account1 home health agencyName with a free account1 medical groupName with a free account
See all 8 affiliations for Dr. JacobySources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Alexander Jacoby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jacoby practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Sequoia Hospital | Available with a free account |
| +6 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. David Alexander Jacoby is one of 16,751 internists in California
Internal medicine is Dr. Jacoby's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Jacoby is board certified in internal medicine by the American Board of Internal Medicine. Dr. Jacoby is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, acute mini-stroke (TIA), acute sinusitis, acute skin infection, ADHD, alzheimer's disease and aneurysm among the conditions Dr. Jacoby treats.
Internists near Dr. Jacoby
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
16,751internists in California111internists in Redwood City12internists at Dignity Health - Sequoia Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. David Alexander Jacoby billed Medicare for 3,592 services in 2024
CMS data shows 3,592 Medicare services from Dr. Jacoby across 15 procedure codes in 2024, for 259 Medicare patients. Medicare paid $152,282 for them. Every service was in an office.
Medicare services, 20243,592
Medicare patients259
Paid by Medicare$152,282
Procedure codes15
Dr. Jacoby's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 1192024: 1,184895%
- Office and hospital visits
- 2023: 8632024: 863No change
- Surgery
- 2023: 7532024: 7273%
- Tests and treatments
- 2023: 3022024: 48962%
- Other services
- 2023: 3242024: 3292%
Dr. Jacoby compared with the California median for internists, 2024
- Dr. Jacoby
- California median
- Medicare services
- 3,592vs 36110.0 times
- Medicare patients
- 259vs 15172% above
- Part D claims
- 2,942vs 4217.0 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Jacoby'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. Jacoby?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Jacoby and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Alexander Jacoby treated 259 Medicare patients in 2024, average age 77
CMS counts 259 Medicare patients who saw Dr. Jacoby in 2024. The largest group is 75 to 84, with 103 patients. 75% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 0.87, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Jacoby's median patient age at 74, with 50% women.
Medicare patients, 2024259
Average age77
Average risk score0.87
Dr. Jacoby's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Jacoby's Medicare patients by sex, 2024
- Women12649%
- Men13351%
Chronic conditions among Dr. Jacoby's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis46%
- Asthma20%
- Diabetes20%
- Ischemic heart disease20%
- Cancer18%
- Osteoporosis16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Jacoby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Alexander Jacoby wrote 3,593 Medicare Part D claims in 2024
In 2024, Dr. Jacoby wrote 3,593 Medicare Part D claims for 263 patients. 83% of them were for generic drugs. CMS names the drug for 2,942 of them, across 68 drugs with 11 or more claims each, at $425,107 in total drug cost. In 2023, CMS named 2,928 claims across 73 drugs.
Part D claims, 20243,593
Drugs named by CMS68
Total drug cost$425,107
Part D patients263
Dr. Jacoby's Part D claims by kind of drug, 2024
- Generic2,999 claims83%
- Brand-name557 claims16%
- Other37 claims1%
Dr. Jacoby'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. Jacoby's Part D claims, 2024
- Opioids1%50 of 3,593 claims
- Antibiotics2%71 of 3,593 claims
- Antipsychotics, patients 65 and over1%19 of 3,593 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: 2,9282024: 2,942No change
Drugs named by CMS: 68 in 2024, 73 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 Alexander Jacoby scored 21 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 21 out of 100 for Dr. Jacoby for performance year 2024, reported individually. Dr. Jacoby accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Jacoby as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Jacoby's MIPS scores, performance year 2024
- 21of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. David Alexander Jacoby has 5 publications on record
Dmand AI links 5 papers to Dr. Jacoby, published from 2018 to 2020. 2018 was the busiest year, with 2. The most frequent topics are Dipeptidyl-Peptidases and Tripeptidyl-Peptidases, Disease Progression and Enzyme Replacement Therapy. Dr. Jacoby's most frequent co-authors are Heather Elizabeth Cahan, MD, Andrew E. Mulberg, MD and Kaleb Yohay, MD.
Papers5
Years published2018 to 2020
Dr. Jacoby's papers by year, 2018 to 2020
Topics Dr. Jacoby writes about most
- Dipeptidyl-Peptidases and Tripeptidyl-Peptidases
- Disease Progression
- Enzyme Replacement Therapy
- Neuronal Ceroid-Lipofuscinoses
- Recombinant Proteins
- Tripeptidyl-Peptidase 1
Dr. Jacoby's most frequent co-authors
- Heather Elizabeth Cahan, MD1 shared paper
- Andrew E. Mulberg, MD1 shared paper
- Kaleb Yohay, MD1 shared paper
Recent publications by Dr. Jacoby
Ann Clin Transl Neurol
AminopeptidasesAnimals, Genetically ModifiedDipeptidyl-Peptidases and Tripeptidyl-Peptidases
Orphanet J Rare Dis
Drug ApprovalRare DiseasesUnited States Food and Drug Administration
DementiaDipeptidyl-Peptidases and Tripeptidyl-PeptidasesDisease Progression
See who Dr. Jacoby researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Jacoby 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 Alexander Jacoby received $274 in industry payments from 2016 to 2021
CMS Open Payments shows 6 general payments to Dr. Jacoby from 3 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 65% of the total. Allergan Inc. paid the most, $154.
General payments to Dr. Jacoby by program year, 2016 to 2021
General payments to Dr. Jacoby by kind, 2016 to 2021
$274in total
- Food and beverage$17765%
- Education$9735%
Companies that paid Dr. Jacoby the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Alexander Jacoby graduated from Sidney Kimmel Medical College
Dr. Jacoby graduated from Sidney Kimmel Medical College in 1973.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. David Alexander Jacoby accepts plans from 12 insurance carriers
Dr. Jacoby is in network with 12 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
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- +4 more carriersWith a free account
Plan types Dr. Jacoby accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- POS4
- Medicare3
Source: Dmand AI Insurance Network Data
Sources for Dr. David Alexander Jacoby'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 Alexander Jacoby
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 Alexander Jacoby's NPI number?
Dr. David Alexander Jacoby's NPI number is 1295715134. It was assigned on January 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Alexander Jacoby?
Dr. David Alexander Jacoby is an internist in Redwood City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Alexander Jacoby practice?
Dr. Jacoby practices at 170 Alameda De Las Pulgas, Redwood City, CA 94062. Dr. Jacoby's primary practice is Dignity Health - Sequoia Hospital in Redwood City, California, part of CommonSpirit Health. Dmand AI also links Dr. Jacoby to 1 hospital, 2 hospital outpatient departments, 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. David Alexander Jacoby's office phone number?
The practice phone on file for Dr. Jacoby is (650) 369-5811.
What is Dr. David Alexander Jacoby's medical license number?
Dr. Jacoby holds California license G27649.
Which hospitals is Dr. David Alexander Jacoby affiliated with?
Dr. Jacoby practices at Dignity Health - Sequoia Hospital in Redwood City, California. Dr. Jacoby is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI links Dr. Jacoby to 1 more hospital.
Does Dr. David Alexander Jacoby accept Medicare?
Yes. CMS data shows Dr. Jacoby billed Medicare for 3,592 services in 2024, and Dr. Jacoby accepts Medicare assignment.
Does Dr. David Alexander Jacoby offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Jacoby as offering telehealth services.
What is Dr. David Alexander Jacoby's MIPS score?
Dr. Jacoby's MIPS final score for performance year 2024 is 21 out of 100, reported individually.
How many Medicare patients does Dr. David Alexander Jacoby see?
CMS counts 259 Medicare patients who saw Dr. Jacoby in 2024, with an average age of 77.
Show 9 more questionsShow fewer questions
Is Dr. David Alexander Jacoby board certified?
Yes. Dr. Jacoby is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. David Alexander Jacoby bill to Medicare?
In 2024, Dr. Jacoby's most billed Medicare services were injected or infused drug (J0897), surgery: heart and blood vessels (36415) and office visit, established patient (99213).
Where did Dr. David Alexander Jacoby go to medical school?
Dr. Jacoby graduated from Sidney Kimmel Medical College in 1973.
What drugs does Dr. David Alexander Jacoby prescribe most?
In 2024 Medicare Part D data, Dr. Jacoby's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Valsartan.
Has Dr. David Alexander Jacoby received payments from drug or device companies?
CMS Open Payments shows $274 in general payments to Dr. Jacoby from 3 companies from 2016 to 2021. The largest total came from Allergan Inc.
How long has Dr. David Alexander Jacoby been practicing?
Dr. Jacoby graduated from medical school in 1973, 53 years ago.
Does Dr. David Alexander Jacoby do research?
Dmand AI links 5 publications to Dr. Jacoby, published from 2018 to 2020.
Who does Dr. David Alexander Jacoby publish with?
Dr. Jacoby's most frequent co-authors are Heather Elizabeth Cahan, MD (1 shared paper), Andrew E. Mulberg, MD (1 shared paper) and Kaleb Yohay, MD (1 shared paper).
What insurance does Dr. David Alexander Jacoby accept?
Dr. Jacoby is in network with 12 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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