Dr. Christine K. Santiago, MD
- Medicare services, 2024
- 340
- Medicare patients, 2024
- 118
- Part D claims, 2024
- 69
- Publications
- 1
- Clinical trials
- 1
- Practice address
- 300 Pasteur Drive, Stanford, CA 94305
- Practice phone
- Call (650) 723-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Santiago's professional email, personal email and mobile number
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Dr. Christine K. Santiago is an internist in Stanford, California
Dr. Santiago practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Santiago's NPI, 1316400286, was assigned on April 9, 2019. Dr. Santiago graduated from Harvard Medical School in 2018. Dr. Santiago holds California license A178188.
- NPI
- 1316400286NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688056161
- NPI enumeration date
- April 9, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christine K. Santiago practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Santiago's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.
- Stanford Hospital at 300 Pasteur Drive300 Pasteur Drive, Stanford, CA 94305 · Santa Clara CountyPhone(650) 723-4000
Source: Dmand AI Affiliation Data
Dr. Christine K. Santiago is affiliated with 2 sites of care and 2 medical groups
Dr. Santiago's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Santiago to 1 more hospital and 1 medical group, each named with a free account. Dr. Santiago's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Christine K. Santiago's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Santiago practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Stanford Hospital at 300 Pasteur Drive | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christine K. Santiago is one of 16,751 internists in California
Internal medicine is Dr. Santiago's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Santiago is board certified in internal medicine by the American Board of Internal Medicine. Dr. Santiago is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Santiago
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. Christine K. Santiago billed Medicare for 340 services in 2024
CMS data shows 340 Medicare services from Dr. Santiago across 5 procedure codes in 2024, for 118 Medicare patients. Medicare paid $37,443 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Santiago's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4102024: 34017%
Dr. Santiago compared with the California median for internists, 2024
- Dr. Santiago
- California median
- Medicare services
- 340vs 3616% below
- Medicare patients
- 118vs 15122% below
- Part D claims
- 11vs 42197% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Santiago'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. Santiago?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Santiago and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christine K. Santiago treated 118 Medicare patients in 2024, average age 75
CMS counts 118 Medicare patients who saw Dr. Santiago in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 39% are also on Medicaid. Their average risk score is 3.22, 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. Santiago's median patient age at 58, with 55% women.
Dr. Santiago's Medicare patients by age, 2024
Dr. Santiago's Medicare patients by sex, 2024
- Women7059%
- Men4841%
Chronic conditions among Dr. Santiago's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders52%
- Ischemic heart disease51%
- Depression47%
- Diabetes47%
- Heart failure47%
- Chronic kidney disease46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Santiago'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
- Women55%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christine K. Santiago wrote 69 Medicare Part D claims in 2024
In 2024, Dr. Santiago wrote 69 Medicare Part D claims for 34 patients. 91% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $178 in total drug cost.
Dr. Santiago's Part D claims by kind of drug, 2024
- Generic63 claims91%
- Brand-name and other6 claims9%
Dr. Santiago's most prescribed drugs by claims, 2023
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. Santiago's Part D claims, 2024
- Antibiotics19%13 of 69 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Christine K. Santiago scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Santiago for performance year 2024, reported as part of a group. Dr. Santiago accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Santiago's MIPS scores, performance year 2024
- 89of 100Final score
- 87.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Christine K. Santiago has 1 publication on record
Dmand AI links 1 paper to Dr. Santiago. Dr. Santiago's most frequent co-author is Robert Joseph Gallo, MD.
Dr. Santiago's most frequent co-authors
Recent publications by Dr. Santiago
See who Dr. Santiago researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Santiago 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. Christine K. Santiago has worked on 1 clinical trial
Dmand AI links Dr. Santiago to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Diabetes Mellitus, Type 1 and Diabetes Mellitus, Type 2.
Conditions in Dr. Santiago's trials
- Diabetes Mellitus, Type 1
- Diabetes Mellitus, Type 2
Recent clinical trials with Dr. Santiago
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Christine K. Santiago graduated from Harvard Medical School
Dr. Santiago graduated from Harvard Medical School in 2018.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Christine K. Santiago accepts plans from 5 insurance carriers
Dr. Santiago is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- CMS Medicare
- WI State Medicaid
Plan types Dr. Santiago accepts, by number of carriers
- Medicare3
- PPO3
- HMO1
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christine K. Santiago'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Christine K. Santiago
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. Christine K. Santiago's NPI number?
Dr. Christine K. Santiago's NPI number is 1316400286. It was assigned on April 9, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Christine K. Santiago?
Dr. Christine K. Santiago is an internist in Stanford, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christine K. Santiago practice?
Dr. Santiago practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Santiago's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Santiago to 1 hospital and 1 medical group.
What is Dr. Christine K. Santiago's office phone number?
The practice phone on file for Dr. Santiago is (650) 723-4000.
What is Dr. Christine K. Santiago's medical license number?
Dr. Santiago holds California license A178188.
Which hospitals is Dr. Christine K. Santiago affiliated with?
Dr. Santiago practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Santiago to 1 more hospital.
What medical group is Dr. Christine K. Santiago part of?
Dr. Santiago is linked to Stanford Health Care. Dmand AI links Dr. Santiago to 1 more medical group.
Does Dr. Christine K. Santiago accept Medicare?
Yes. CMS data shows Dr. Santiago billed Medicare for 340 services in 2024, and Dr. Santiago accepts Medicare assignment.
What is Dr. Christine K. Santiago's MIPS score?
Dr. Santiago's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Christine K. Santiago see?
CMS counts 118 Medicare patients who saw Dr. Santiago in 2024, with an average age of 75.
Show 8 more questionsShow fewer questions
Is Dr. Christine K. Santiago board certified?
Yes. Dr. Santiago is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Christine K. Santiago bill to Medicare?
In 2024, Dr. Santiago's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99239).
Where did Dr. Christine K. Santiago go to medical school?
Dr. Santiago graduated from Harvard Medical School in 2018.
What drugs does Dr. Christine K. Santiago prescribe most?
In 2023 Medicare Part D data, Dr. Santiago's most prescribed drugs by claims were Atorvastatin Calcium.
How long has Dr. Christine K. Santiago been practicing?
Dr. Santiago graduated from medical school in 2018, 8 years ago.
Does Dr. Christine K. Santiago do research?
Dmand AI links 1 publication to Dr. Santiago. Dr. Santiago has worked on 1 clinical trial.
Who does Dr. Christine K. Santiago publish with?
Dr. Santiago's most frequent co-authors are Robert Joseph Gallo, MD (1 shared paper).
What insurance does Dr. Christine K. Santiago accept?
Dr. Santiago is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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