Amber Chan, NP
Nurse Practitioner · Stanford
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- Not verified
- Not the same as out of network.
- Office
- 1
- Since medical school
- 8 years
- Graduated 2018
Offices
1 location · Stanford Health Care · 3,152 clinicians in this group
Plan participation
Not verified
We could not verify current plan participation for this doctor. This does not mean they are out of network. Call Amber Chan’s office at (650) 723-4000 to ask if they take your plan before you enroll.
Original Medicare doctor bills
$1,840
Medicare paid this office $1,840 for 18 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
Who their Medicare patients are
18 Original Medicare patients in 2024. Average age 73 · Health risk score 1.01. At or below the middle of the specialty; the typical nurse practitioner clinician is at 1.42.
Conditions among them: High blood pressure 72% · Stroke 61%.
The office billed $10,670, Medicare allowed $2,307 and paid $1,840; for 22 services of 2 kinds.
Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.
Year by year
| 2024 | 18 | 22 | 73 | 1.01 | $10,670 | $1,840 |
| 2023 | 18 | 18 | 69 | 0.88 | $6,362 | $650 |
| 2022 | 41 | 48 | 72 | 1.07 | $21,326 | $3,103 |
| 2021 | 23 | 26 | 68 | 1.29 | $8,648 | $1,250 |
| 2019 | 21 | 23 | 68 | 1.50 | $6,176 | $1,227 |
Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.
See the services billed each year
2023: 1 service
| Short return visit (20+ min) | 16 | $622 | $39 |
2022: 2 services
| Extended patient service without direct patient contact, first hour | 13 | $1,296 | $86 |
| Short return visit (20+ min) | 23 | $1,131 | $49 |
2021: 1 service
| Short return visit (20+ min) | 23 | $1,250 | $48 |
2019: 1 service
| Emergency department visit with low level of medical decision making | 19 | $856 | $45 |
Drugs they prescribed that Part D paid
$160
Pharmacies billed $160 in 2024.
This is pharmacy cost, not the office bill, and not what patients paid.
21 generic and 0 brand-name prescriptions · $160 in drug cost.
Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.
Year by year
| 2024 | 21 | 15 | None | 0% | $160 |
| 2022 | 24 | 17 | None | 0% | $288 |
| 2021 | 32 | 24 | None | None | $359 |
| 2020 | 27 | 16 | None | None | $2,032 |
| 2019 | 128 | 62 | None | 19% | $15,563 |
| 2018 | 69 | 41 | 0% (0) | None | $1,289 |
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
See the drugs prescribed each year
2019: 1 drug
| Azithromycin | 14 | $130 | $9 |
Money from drug and device companies
$50 in 2021
A payment is not proof that care is biased.
| Biohaven Pharmaceuticals | Nurtec Odt | $50 | 1 payment
|
See the published payment
| Biohaven Pharmaceuticals | Meals · 2021-03-25 | Nurtec Odt | $50 |
Checkups this office reported
Medicare did not publish checkup rates for this clinician.
- Medicare’s overall office score
- 76.5 / 100
- Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.
Professional record
- NPI
- 1992281562
- Licence
- CA 95009254
- Group
- Stanford Health Care
- Video visits
- Lists video visits
- Gender
- Female
More record details
- Sole proprietor
- No
- Taxonomy
- Nurse practitioner (363L00000X); Federal specialty code 363LA2200X (363LA2200X)
- Mailing address
- 300 Pasteur Dr, Stanford, CA, 94305
- NPI first listed
- 2018-07-17
- NPI last updated
- 2025-12-30
- NPI record certified
- 2025-12-30
This is when the NPI record was last certified, not a medical board exam.
Extra NPI addresses: 11942 Paramount Blvd Ste B, Downey, CA, 90242 · 213 Quarry Rd Fl 4, Palo Alto, CA, 94304
This office lists an electronic records connection.