Dr. Christine Muthoni Ngaruiya, MD
- Medicare services, 2024
- 142
- Medicare patients, 2024
- 159
- Part D claims, 2024
- 35
- Publications
- 27
- MIPS score, 2024
- 89
- 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. Ngaruiya's professional email, personal email and mobile number
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Dr. Christine Muthoni Ngaruiya is an emergency medicine physician in Stanford, California
Dr. Ngaruiya practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Dr. Ngaruiya's NPI, 1316265986, was assigned on May 6, 2010. Dr. Ngaruiya graduated from UNMC in 2010. Dr. Ngaruiya holds California license C192964.
- NPI
- 1316265986NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375777642
- NPI enumeration date
- May 6, 2010
- 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
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christine Muthoni Ngaruiya practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Dr. Ngaruiya'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 Muthoni Ngaruiya is affiliated with 2 sites of care and 3 medical groups
Dr. Ngaruiya'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. Ngaruiya to 1 more hospital and 2 medical groups, each named with a free account. Dr. Ngaruiya'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 Muthoni Ngaruiya's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ngaruiya 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 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christine Muthoni Ngaruiya is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Ngaruiya's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Ngaruiya is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Ngaruiya's licenses on file in 3 states: California, Connecticut and North Carolina.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Connecticut license
- North Carolina license
Emergency medicine physicians near Dr. Ngaruiya
Counts of emergency medicine physicians 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 Muthoni Ngaruiya billed Medicare for 142 services in 2024
CMS data shows 142 Medicare services from Dr. Ngaruiya across 3 procedure codes in 2024, for 159 Medicare patients. Medicare paid $20,899 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ngaruiya's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 592024: 142141%
Dr. Ngaruiya compared with the California median for emergency medicine physicians, 2024
- Dr. Ngaruiya
- California median
- Medicare services
- 142vs 26546% below
- Medicare patients
- 159vs 24335% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Ngaruiya'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ngaruiya and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christine Muthoni Ngaruiya treated 159 Medicare patients in 2024, average age 74
CMS counts 159 Medicare patients who saw Dr. Ngaruiya in 2024. The largest group is 65 to 74, with 60 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 44% are also on Medicaid. Their average risk score is 2.38, 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. Ngaruiya's median patient age at 48, with 60% women.
Dr. Ngaruiya's Medicare patients by age, 2024
Dr. Ngaruiya's Medicare patients by sex, 2024
- Women9459%
- Men6541%
Chronic conditions among Dr. Ngaruiya's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis43%
- Diabetes40%
- Chronic kidney disease38%
- Ischemic heart disease37%
- Mood disorders36%
- Heart failure34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ngaruiya's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christine Muthoni Ngaruiya wrote 35 Medicare Part D claims in 2024
In 2024, Dr. Ngaruiya wrote 35 Medicare Part D claims for 27 patients. 91% of them were for generic drugs.
Dr. Ngaruiya's Part D claims by kind of drug, 2024
- Generic32 claims91%
- Brand-name and other3 claims9%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Christine Muthoni Ngaruiya 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. Ngaruiya for performance year 2024, reported as part of a group. Dr. Ngaruiya accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Ngaruiya'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 Muthoni Ngaruiya has 27 publications on record
Dmand AI links 27 papers to Dr. Ngaruiya, published from 2012 to 2024. 2021 was the busiest year, with 5. The most frequent topics are Kenya, Noncommunicable Diseases and Diabetes Mellitus. Dr. Ngaruiya has published most often in BMC Public Health. Dr. Ngaruiya's most frequent co-authors are Tracy Lyn Rabin, MD, Jonathan Meldrum, MD and John Bartlett.
Dr. Ngaruiya's papers by year, 2012 to 2024
Topics Dr. Ngaruiya writes about most
- Kenya
- Noncommunicable Diseases
- Diabetes Mellitus
- Emergency Service, Hospital
- Hypertension
- Uganda
- Delivery of Health Care
- Developing Countries
Dr. Ngaruiya's most frequent co-authors
Recent publications by Dr. Ngaruiya
See who Dr. Ngaruiya researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ngaruiya works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Christine Muthoni Ngaruiya graduated from UNMC
Dr. Ngaruiya graduated from UNMC in 2010. Dr. Ngaruiya is a member of ACEP.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Christine Muthoni Ngaruiya accepts plans from 3 insurance carriers
Dr. Ngaruiya is in network with 3 carriers, including CMS Medicare, GA State Medicaid and RI State Medicaid. Medicaid plans come from the most carriers, 2. Check the plan with the practice before a visit.
- CMS Medicare
- GA State Medicaid
- RI State Medicaid
Plan types Dr. Ngaruiya accepts, by number of carriers
- Medicaid2
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Christine Muthoni Ngaruiya'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 (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 |
| 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 Muthoni Ngaruiya
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 Muthoni Ngaruiya's NPI number?
Dr. Christine Muthoni Ngaruiya's NPI number is 1316265986. It was assigned on May 6, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Christine Muthoni Ngaruiya?
Dr. Christine Muthoni Ngaruiya is an emergency medicine physician in Stanford, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Christine Muthoni Ngaruiya practice?
Dr. Ngaruiya practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Ngaruiya's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Ngaruiya to 1 hospital and 2 medical groups.
What is Dr. Christine Muthoni Ngaruiya's office phone number?
The practice phone on file for Dr. Ngaruiya is (650) 723-4000.
What is Dr. Christine Muthoni Ngaruiya's medical license number?
Dr. Ngaruiya holds California license C192964, one of the licenses on file in 3 states.
Which states has Dr. Christine Muthoni Ngaruiya been licensed in?
Dmand AI has state licenses on file for Dr. Ngaruiya in California (2024 to 2026), Connecticut (2013 to 2023) and North Carolina (2010 to 2013).
Which hospitals is Dr. Christine Muthoni Ngaruiya affiliated with?
Dr. Ngaruiya practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Ngaruiya to 1 more hospital.
What medical group is Dr. Christine Muthoni Ngaruiya part of?
Dr. Ngaruiya is linked to Stanford Health Care. Dmand AI links Dr. Ngaruiya to 2 more medical groups.
Does Dr. Christine Muthoni Ngaruiya accept Medicare?
Yes. CMS data shows Dr. Ngaruiya billed Medicare for 142 services in 2024, and Dr. Ngaruiya accepts Medicare assignment.
What is Dr. Christine Muthoni Ngaruiya's MIPS score?
Dr. Ngaruiya's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Christine Muthoni Ngaruiya see?
CMS counts 159 Medicare patients who saw Dr. Ngaruiya in 2024, with an average age of 74.
Is Dr. Christine Muthoni Ngaruiya board certified?
Yes. Dr. Ngaruiya is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Christine Muthoni Ngaruiya bill to Medicare?
In 2024, Dr. Ngaruiya's most billed Medicare services were emergency department visit (99285), critical care (99291) and emergency department visit (99284).
Where did Dr. Christine Muthoni Ngaruiya go to medical school?
Dr. Ngaruiya graduated from UNMC in 2010.
How long has Dr. Christine Muthoni Ngaruiya been practicing?
Dr. Ngaruiya graduated from medical school in 2010, 16 years ago.
Does Dr. Christine Muthoni Ngaruiya do research?
Dmand AI links 27 publications to Dr. Ngaruiya, published from 2012 to 2024.
Who does Dr. Christine Muthoni Ngaruiya publish with?
Dr. Ngaruiya's most frequent co-authors are Tracy Lyn Rabin, MD (3 shared papers), Jonathan Meldrum, MD (2 shared papers) and John Bartlett (1 shared paper).
What insurance does Dr. Christine Muthoni Ngaruiya accept?
Dr. Ngaruiya is in network with 3 carriers, including CMS Medicare, GA State Medicaid and RI State Medicaid. Medicaid plans come from the most carriers, 2. Check the plan with the practice before a visit.
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