Ruben Guzman-Marin, M.D
NPI 1740486471 · Neurology Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruben Guzman-Marin, M.D is a Neurology Physician provider in San Diego, CA (NPI 1740486471).
Provider details
- NPI number
- 1740486471
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- A110471 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 118 | 36 |
| Levetiracetam | 88 | 28 |
| Quetiapine Fumarate | 74 | 17 |
| Clonazepam | 60 | — |
| Lemborexantbrand: Dayvigo | 57 | 20 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 42 | 13 |
| Trazodone Hcl | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-21
- Last updated
- 2021-12-08
Frequently asked questions
- What is Ruben Guzman-Marin's NPI number?
- Ruben Guzman-Marin's National Provider Identifier (NPI) is 1740486471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruben Guzman-Marin's specialty?
- Ruben Guzman-Marin is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ruben Guzman-Marin located?
- Ruben Guzman-Marin's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Ruben Guzman-Marin's phone number?
- The practice phone number listed in the NPPES registry for Ruben Guzman-Marin is (619) 543-1849.
- Does Ruben Guzman-Marin accept Medicare?
- Ruben Guzman-Marin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruben Guzman-Marin's NPI active?
- Yes — Ruben Guzman-Marin's NPI (1740486471) is active in the NPPES registry as of the last update on 2021-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.