Maria Linares Valderrama, M.D.
NPI 1659739324 · Endocrinology, Diabetes & Metabolism Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Linares Valderrama, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Pasadena, CA (NPI 1659739324).
Provider details
- NPI number
- 1659739324
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A160352 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
510 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 140 | $135 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 104 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 50 | $94 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 47 | $38 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 44 | $15 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 165 | 42 |
| Empagliflozinbrand: Jardiance | 143 | 53 |
| Levothyroxine Sodium | 113 | 40 |
| Metformin Hcl | 89 | 43 |
| Dulaglutidebrand: Trulicity | 76 | 24 |
| Atorvastatin Calcium | 67 | 37 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,458 across 66 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
Registry dates
- Enumerated
- 2016-02-09
- Last updated
- 2026-03-09
- Certified
- 2026-03-09
Frequently asked questions
- What is Maria Linares Valderrama's NPI number?
- Maria Linares Valderrama's National Provider Identifier (NPI) is 1659739324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Linares Valderrama's specialty?
- Maria Linares Valderrama is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Linares Valderrama located?
- Maria Linares Valderrama's practice location on file with NPPES is 675 S Arroyo Pkwy Ste 200, Pasadena, CA 91105-3215.
- What is Maria Linares Valderrama's phone number?
- The practice phone number listed in the NPPES registry for Maria Linares Valderrama is (626) 585-4121.
- Does Maria Linares Valderrama accept Medicare?
- Maria Linares Valderrama is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Linares Valderrama's NPI active?
- Yes — Maria Linares Valderrama's NPI (1659739324) is active in the NPPES registry as of the last update on 2026-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.