Daniel Notzon, M.D.
NPI 1992949457 · Addiction Psychiatry Physician · San Rafael, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Notzon, M.D. is a Addiction Psychiatry Physician provider in San Rafael, CA (NPI 1992949457).
Provider details
- NPI number
- 1992949457
- Entity type
- Individual
- Primary specialty
- Addiction Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 259028 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 238 | 23 |
| Gabapentin | 158 | 33 |
| Clonazepam | 96 | — |
| Trazodone Hcl | 80 | 22 |
| Buprenorphine Hcl | 63 | — |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 62 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-04-28
- Last updated
- 2021-12-17
Frequently asked questions
- What is Daniel Notzon's NPI number?
- Daniel Notzon's National Provider Identifier (NPI) is 1992949457, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Notzon's specialty?
- Daniel Notzon is listed in the NPPES registry with a primary specialty of Addiction Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Notzon located?
- Daniel Notzon's practice location on file with NPPES is 111 Smith Ranch Rd, San Rafael, CA 94903-1939.
- What is Daniel Notzon's phone number?
- The practice phone number listed in the NPPES registry for Daniel Notzon is (646) 783-2594.
- Does Daniel Notzon accept Medicare?
- Daniel Notzon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Notzon's NPI active?
- Yes — Daniel Notzon's NPI (1992949457) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.