Zoe Quandt, M.D.
NPI 1861735714 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zoe Quandt, M.D. is a Internal Medicine Physician provider in San Francisco, CA (NPI 1861735714).
Provider details
- NPI number
- 1861735714
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
136 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 | $109 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 36 | $162 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 17 | $145 |
Typical Medicare-allowed amounts for these services range $109–$162 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 76 | 24 |
| Hydrocortisone | 55 | 15 |
| Testosterone | 31 | — |
| Pen Needle, Diabeticbrand: Nano 2nd Gen Pen Needle | 15 | — |
| Cabergoline | 12 | — |
| Linagliptinbrand: Tradjenta | 12 | — |
| Insulin Lisprobrand: Humalog | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$958 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrLane 154Stanford, CA 94305-2200Phone: (650) 723-6661Fax: (650) 498-6205
Registry dates
- Enumerated
- 2013-03-28
- Last updated
- 2019-07-09
Frequently asked questions
- What is Zoe Quandt's NPI number?
- Zoe Quandt's National Provider Identifier (NPI) is 1861735714, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zoe Quandt's specialty?
- Zoe Quandt is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zoe Quandt located?
- Zoe Quandt's practice location on file with NPPES is 400 Parnassus Ave Ste 550, San Francisco, CA 94143-2202.
- What is Zoe Quandt's phone number?
- The practice phone number listed in the NPPES registry for Zoe Quandt is (415) 353-2350.
- Does Zoe Quandt accept Medicare?
- Zoe Quandt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zoe Quandt's NPI active?
- Yes — Zoe Quandt's NPI (1861735714) is active in the NPPES registry as of the last update on 2019-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.