Mark Schiller, M.D.
NPI 1245445170 · Psychiatry Physician · Corte Madera, CA
Mark Schiller, M.D. is a Psychiatry Physician provider in Corte Madera, CA (NPI 1245445170).
Provider details
- NPI number
- 1245445170
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G76519 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 48 | — |
| Trazodone Hcl | 46 | 11 |
| Bupropion Hclbrand: Bupropion Xl | 39 | — |
| Mirtazapine | 37 | — |
| Clonazepam | 27 | — |
| Alprazolam | 26 | — |
| Methylphenidate Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$994 across 44 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)
- 2299 Post St Ste 104aSan Francisco, CA 94115-3443Phone: (415) 945-9870
Registry dates
- Enumerated
- 2007-05-14
- Last updated
- 2025-01-29
- Certified
- 2025-01-29
Frequently asked questions
- What is Mark Schiller's NPI number?
- Mark Schiller's National Provider Identifier (NPI) is 1245445170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Schiller's specialty?
- Mark Schiller is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Schiller located?
- Mark Schiller's practice location on file with NPPES is 100 Tamal Plz Ste 200, Corte Madera, CA 94925-1063.
- What is Mark Schiller's phone number?
- The practice phone number listed in the NPPES registry for Mark Schiller is (415) 945-9870.
- Is Mark Schiller's NPI active?
- Yes — Mark Schiller's NPI (1245445170) is active in the NPPES registry as of the last update on 2025-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.