Penelope D Zeifert, CP
Clinical Psychologist · Stanford
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 16
- 2 carriers
- Office
- 1
- Since medical school
- 36 years
- Graduated 1990
Offices
1 location · Stanford Health Care · 3,152 clinicians in this group
Looking this up.
Plans that list them
16 plans · 2 carriers
A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Penelope D Zeifert’s office at (650) 723-4000 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
16 of 16 plans
| Alignment Health BreathEasy (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Clarity (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Harmony (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes CalPlus (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes Care (HMO C-SNP) | Alignment Health Plan | Listed | Sep 28, 2026 |
| Alignment Health Heart & Diabetes Choice (HMO C-SNP) | Alignment Health Plan | Listed | Sep 28, 2026 |
| Alignment Health Honor+ Plan (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health My Choice CalCare (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Silicon (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health smartHMO (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health the ONE (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| SCAN Balance (HMO C-SNP) | SCAN Health Plan | Listed | Oct 3, 2026 |
| SCAN Classic (HMO) | SCAN Health Plan | Listed | Oct 3, 2026 |
| SCAN MyChoice (HMO) | SCAN Health Plan | Listed | Oct 3, 2026 |
| SCAN Strive (HMO C-SNP) | SCAN Health Plan | Listed | Oct 3, 2026 |
Original Medicare doctor bills
$16,902
Medicare paid this office $16,902 for 31 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Administration of psychological or neuropsychological test by technician, each additional 30 minutes | 26 | $4,835 | $38 |
| Evaluation of neuropsychological test, each additional hour | 30 | $4,434 | $66 |
| Evaluation of neuropsychological test, first hour | 30 | $2,784 | $93 |
| Exam of neurobehavioral status, first hour | 31 | $2,180 | $70 |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | 26 | $995 | $38 |
Who their Medicare patients are
31 Original Medicare patients in 2024. Average age 77 · Under 65 0% · Women 42% · Health risk score 1.34. Above the middle of the specialty; the typical psychologist, clinical clinician is at 1.25.
Conditions among them: High blood pressure 68% · Depression 48%.
The office billed $94,908, Medicare allowed $21,547 and paid $16,902; for 312 services of 12 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 | 31 | 312 | 77 | 1.34 | $94,908 | $16,902 |
| 2023 | 54 | 563 | 74 | 1.35 | $158,784 | $30,762 |
| 2022 | 32 | 188 | 73 | 1.30 | $66,800 | $11,622 |
| 2021 | 55 | 256 | 76 | 1.63 | $94,666 | $19,082 |
| 2020 | 71 | 387 | 73 | 1.25 | $158,372 | $26,404 |
| 2019 | 93 | 406 | 73 | 1.20 | $122,727 | $28,193 |
| 2018 | 83 | 370 | 72 | 1.41 | $80,663 | $21,868 |
| 2017 | 77 | 472 | 73 | 1.43 | $92,626 | $26,426 |
| 2016 | 62 | 455 | 70 | 1.25 | $125,243 | $22,937 |
| 2015 | 31 | 199 | 64 | 1.04 | $50,011 | $7,272 |
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: 7 services
| Administration of psychological or neuropsychological test by technician, each additional 30 minutes | 47 | $9,370 | $39 |
| Evaluation of neuropsychological test, each additional hour | 50 | $7,455 | $68 |
| Evaluation of neuropsychological test, first hour | 53 | $5,256 | $96 |
| Exam of neurobehavioral status, first hour | 50 | $3,718 | $73 |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | 47 | $1,845 | $38 |
| Treatment of behavior impacting health with family and patient, initial 30 minutes | 17 | $925 | $54 |
| Treatment of behavior impacting health, initial 30 minutes | 14 | $668 | $48 |
2022: 3 services
| Evaluation of neuropsychological test, each additional hour | 29 | $4,030 | $63 |
| Evaluation of neuropsychological test, first hour | 30 | $2,759 | $92 |
| Exam of neurobehavioral status, first hour | 30 | $2,305 | $74 |
2021: 3 services
| Evaluation of neuropsychological test, each additional hour | 52 | $7,686 | $72 |
| Evaluation of neuropsychological test, first hour | 53 | $4,962 | $92 |
| Exam of neurobehavioral status, first hour | 54 | $3,958 | $73 |
2020: 6 services
| Evaluation of neuropsychological test, each additional hour | 67 | $11,119 | $74 |
| Evaluation of neuropsychological test, first hour | 66 | $6,284 | $89 |
| Exam of neurobehavioral status, first hour | 67 | $4,258 | $64 |
| Administration of psychological or neuropsychological test by technician, each additional 30 minutes | 11 | $2,311 | $42 |
| Exam of neurobehavioral status, each additional hour | 14 | $853 | $61 |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | 11 | $462 | $42 |
2019: 4 services
| Evaluation of neuropsychological test, each additional hour | 82 | $11,844 | $72 |
| Evaluation of neuropsychological test, first hour | 83 | $8,942 | $92 |
| Exam of neurobehavioral status, first hour | 86 | $5,994 | $69 |
| Health and behavior intervention, family and patient each 15 minutes | 12 | $383 | $12 |
2018: 3 services
| Neuropsychological testing, interpretation, and report by psychologist or physician per hour | 67 | $13,164 | $68 |
| Exam of neurobehavioral status, first hour | 69 | $4,708 | $68 |
| Exam of neurobehavioral status, first hour | 12 | $909 | $76 |
2017: 2 services
| Neuropsychological testing, interpretation, and report by psychologist or physician per hour | 71 | $18,651 | $68 |
| Exam of neurobehavioral status, first hour | 67 | $5,283 | $71 |
2016: 4 services
| Neuropsychological testing, interpretation, and report by psychologist or physician per hour | 39 | $9,054 | $69 |
| Neuropsychological testing, interpretation, and report by psychologist or physician per hour | 21 | $5,881 | $75 |
| Exam of neurobehavioral status, first hour | 37 | $3,213 | $77 |
| Exam of neurobehavioral status, first hour | 21 | $1,811 | $79 |
2015: 2 services
| Neuropsychological testing, interpretation, and report by psychologist or physician per hour | 22 | $2,473 | $69 |
| Exam of neurobehavioral status, first hour | 22 | $2,378 | $77 |
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
- 1093841611
- Licence
- CA PSY12493
- Group
- Stanford Health Care
- Gender
- Female
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 103G00000X (103G00000X)
- Mailing address
- 300 Pasteur Dr, Stanford, CA, 94305
- NPI first listed
- 2007-02-26
- NPI last updated
- 2023-07-06
- NPI record certified
- 2023-07-06
This is when the NPI record was last certified, not a medical board exam.