Joanne Otani, NP
NPI 1619604642 · Nurse Practitioner · Stanford, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanne Otani, NP is a Nurse Practitioner provider in Stanford, CA (NPI 1619604642).
Provider details
- NPI number
- 1619604642
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95022049 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
54 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 40 | $137 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 14 | $16 |
Typical Medicare-allowed amounts for these services range $16–$137 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 62 | 13 |
| Gabapentin | 34 | — |
| Pantoprazole Sodium | 23 | — |
| Acyclovir | 19 | — |
| Letrozole | 18 | — |
| Alendronate Sodium | 12 | — |
| Prochlorperazine Maleate | 12 | — |
| Exemestane | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 513 Parnassus AvenueHse3, Room 303San Francisco, CA 94143-0519Phone: (415) 502-2756
Registry dates
- Enumerated
- 2022-08-01
- Last updated
- 2024-06-13
- Certified
- 2024-06-13
Frequently asked questions
- What is Joanne Otani's NPI number?
- Joanne Otani's National Provider Identifier (NPI) is 1619604642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Otani's specialty?
- Joanne Otani is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joanne Otani located?
- Joanne Otani's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Joanne Otani's phone number?
- The practice phone number listed in the NPPES registry for Joanne Otani is (650) 723-4000.
- Does Joanne Otani accept Medicare?
- Joanne Otani is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanne Otani's NPI active?
- Yes — Joanne Otani's NPI (1619604642) is active in the NPPES registry as of the last update on 2024-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.