Nancy Sinclair Brook, NP
- Medicare services, 2024
- 104
- Medicare patients, 2026
- 53
- Part D claims, 2026
- 67
- MIPS score, 2026
- 89
- Hospital affiliations
- 2
- 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
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Nancy Sinclair Brook is a nurse practitioner in Stanford, California
Nancy Brook practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.
Nancy Brook's NPI, 1013044361, was assigned on February 27, 2007. Nancy Brook holds California license NP6004.
- NPI
- 1013044361NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648226035
- NPI enumeration date
- February 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (650) 723-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Nancy Sinclair Brook practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California
Nancy Brook'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
Nancy Sinclair Brook is affiliated with 2 sites of care and 1 medical group
Nancy Brook'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 Nancy Brook to 1 more hospital, named with a free account. Nancy Brook'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 Nancy Sinclair Brook's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nancy Brook 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 affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Nancy Sinclair Brook is one of 5,983 nurse practitioners in California
Nurse practitioner is Nancy Brook's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Nancy Brook is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Nancy Brook
Counts of nurse practitioners 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
Nancy Sinclair Brook billed Medicare for 104 services in 2024
CMS data shows 104 Medicare services from Nancy Brook across 1 procedure code in 2024, all of them office visits, for 53 Medicare patients. Medicare paid $14,024 for them. Every service was in an office.
Nancy Brook compared with the California median for nurse practitioners, 2024
- Nancy Brook
- California median
- Medicare services
- 104vs 27963% below
- Medicare patients
- 53vs 9242% below
Medians across 3,047 nurse practitioners in California with Dmand AI profiles that report each measure.
Nancy Brook'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Nancy Sinclair Brook treated 53 Medicare patients in 2026, average age 71
CMS counts 53 Medicare patients who saw Nancy Brook in 2026. The largest group is 65 to 74, with 20 patients. 60% of them have high cholesterol, and 58% have high blood pressure. Their average risk score is 2.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Nancy Brook's median patient age at 55, with 60% women.
Nancy Brook's Medicare patients by age, 2026
CMS leaves out age groups with fewer than 11 patients.
Nancy Brook's Medicare patients by sex, 2026
- Women3464%
- Men1936%
Chronic conditions among Nancy Brook's Medicare patients, 2026
- High cholesterol60%
- High blood pressure58%
- Cancer42%
- Mood disorders32%
- Depression30%
- Arthritis28%
- Anxiety26%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Nancy Brook's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Nancy Sinclair Brook wrote 67 Medicare Part D claims in 2026
In 2026, Nancy Brook wrote 67 Medicare Part D claims for 27 patients. 90% of them were for generic drugs.
Nancy Brook's Part D claims by kind of drug, 2026
- Generic60 claims90%
- Brand-name and other7 claims10%
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
Nancy Sinclair Brook scored 89 out of 100 in Medicare's MIPS program for 2026
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Nancy Brook for performance year 2026, reported as part of a group. Nancy Brook accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Nancy Brook as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Nancy Brook's MIPS scores, performance year 2026
- 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), 2026 data
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Sources for Nancy Sinclair Brook'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) |
| 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 Nancy Sinclair Brook
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nancy Sinclair Brook's NPI number?
Nancy Sinclair Brook's NPI number is 1013044361. It was assigned on February 27, 2007, and it is active in the NPI Registry.
What does Nancy Sinclair Brook specialize in?
Nancy Sinclair Brook is a nurse practitioner in Stanford, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Nancy Sinclair Brook practice?
Nancy Brook practices at 300 Pasteur Drive, Stanford, CA 94305. Nancy Brook's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Nancy Brook to 1 hospital, and a free account names each one.
What is Nancy Sinclair Brook's office phone number?
The practice phone on file for Nancy Brook is (650) 723-4000. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Nancy Sinclair Brook's email address?
Dmand AI checks professional and personal email addresses for Nancy Brook through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Nancy Sinclair Brook's medical license number?
Nancy Brook holds California license NP6004.
Which hospitals is Nancy Sinclair Brook affiliated with?
Nancy Brook practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Nancy Brook to 1 more hospital, named with a free account.
What medical group is Nancy Sinclair Brook part of?
Nancy Brook is linked to Stanford Health Care.
Who employs Nancy Sinclair Brook?
Dmand AI has Nancy Brook's employer on file: a hospital. The organization's name is available with a free Dmand AI account.
Who does Nancy Sinclair Brook practice with?
Dmand AI links 3,906 HCPs to Nancy Brook's primary medical group, 470 of them nurse practitioners. A free account lists them, with verified contacts.
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Does Nancy Sinclair Brook accept Medicare?
Yes. CMS data shows Nancy Brook billed Medicare for 104 services in 2024, and Nancy Brook accepts Medicare assignment.
Does Nancy Sinclair Brook offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Nancy Brook as offering telehealth services.
What is Nancy Sinclair Brook's MIPS score?
Nancy Brook's MIPS final score for performance year 2026 is 89 out of 100, reported as part of a group.
How many Medicare patients does Nancy Sinclair Brook see?
CMS counts 53 Medicare patients who saw Nancy Brook in 2026, with an average age of 71.
What services does Nancy Sinclair Brook bill to Medicare?
In 2024, Nancy Brook's most billed Medicare services were office visit, established patient (99215).
How long has Nancy Sinclair Brook been practicing?
Nancy Brook graduated from medical school in 1992, 34 years ago.
What EHR does Nancy Sinclair Brook's practice use?
Dmand AI tracks the EHR system at Stanford Hospital at 300 Pasteur Drive and at 1 more affiliated site. The vendor and product are available with a free Dmand AI account.
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