Beatriz Tamayo, MD
NPI 1144396383 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Beatriz Tamayo, MD is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1144396383).
Provider details
- NPI number
- 1144396383
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A74662 (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
449 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 110 | $98 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 101 | $138 |
| Advance Care Planning, First 30 Minutes99497 | 51 | $87 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 50 | $21 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 48 | $21 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 46 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 718 | 222 |
| Losartan Potassium | 293 | 88 |
| Levothyroxine Sodium | 287 | 84 |
| Metformin Hcl | 284 | 90 |
| Amlodipine Besylate | 274 | 88 |
| Omeprazole | 215 | 63 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-28
- Last updated
- 2014-03-25
Frequently asked questions
- What is Beatriz Tamayo's NPI number?
- Beatriz Tamayo's National Provider Identifier (NPI) is 1144396383, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Beatriz Tamayo's specialty?
- Beatriz Tamayo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Beatriz Tamayo located?
- Beatriz Tamayo's practice location on file with NPPES is 1127 Wilshire Blvd Ste 202, Los Angeles, CA 90017-3903.
- What is Beatriz Tamayo's phone number?
- The practice phone number listed in the NPPES registry for Beatriz Tamayo is (213) 250-0050.
- Does Beatriz Tamayo accept Medicare?
- Beatriz Tamayo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Beatriz Tamayo's NPI active?
- Yes — Beatriz Tamayo's NPI (1144396383) is active in the NPPES registry as of the last update on 2014-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.