David Reuben, M.D.
NPI 1427078690 · Geriatric Medicine (Internal Medicine) Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Reuben, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Santa Monica, CA (NPI 1427078690).
Provider details
- NPI number
- 1427078690
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G66427 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
237 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $83 |
| 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 | 73 | $17 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 20 | $188 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $59 |
Typical Medicare-allowed amounts for these services range $17–$188 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Atorvastatin Calcium | 26 |
| Bupropion Hclbrand: Bupropion Xl | 23 |
| Gabapentin | 23 |
| Apixabanbrand: Eliquis | 19 |
| Levothyroxine Sodium | 17 |
| Rosuvastatin Calcium | 16 |
| Amlodipine Besylate | 15 |
| Pantoprazole Sodium | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2014-02-25
Frequently asked questions
- What is David Reuben's NPI number?
- David Reuben's National Provider Identifier (NPI) is 1427078690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Reuben's specialty?
- David Reuben is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is David Reuben located?
- David Reuben's practice location on file with NPPES is 1245 16th St Ste 204, Santa Monica, CA 90404-1240.
- What is David Reuben's phone number?
- The practice phone number listed in the NPPES registry for David Reuben is (310) 319-4371.
- Does David Reuben accept Medicare?
- David Reuben is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Reuben's NPI active?
- Yes — David Reuben's NPI (1427078690) is active in the NPPES registry as of the last update on 2014-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.