Claire Tilem, MD
NPI 1710951645 · Internal Medicine Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claire Tilem, MD is a Internal Medicine Physician provider in Pasadena, CA (NPI 1710951645).
Provider details
- NPI number
- 1710951645
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G52854 (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
20 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
1,524 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 | 899 | $138 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 238 | $141 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 222 | $16 |
| Administration of Influenza Virus VaccineG0008 | 71 | $35 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 31 | $195 |
| Urinalysis, Manual Test81002 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 405 | 105 |
| Atorvastatin Calcium | 303 | 82 |
| Losartan Potassium | 230 | 71 |
| Rosuvastatin Calcium | 229 | 73 |
| Lisinopril | 209 | 62 |
| Amlodipine Besylate | 209 | 67 |
| Escitalopram Oxalate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-15
- Last updated
- 2010-06-15
Frequently asked questions
- What is Claire Tilem's NPI number?
- Claire Tilem's National Provider Identifier (NPI) is 1710951645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claire Tilem's specialty?
- Claire Tilem is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Claire Tilem located?
- Claire Tilem's practice location on file with NPPES is 65 N Madison Ave, Pasadena, CA 91101-2035.
- What is Claire Tilem's phone number?
- The practice phone number listed in the NPPES registry for Claire Tilem is (626) 792-3141.
- Does Claire Tilem accept Medicare?
- Claire Tilem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claire Tilem's NPI active?
- Yes — Claire Tilem's NPI (1710951645) is active in the NPPES registry as of the last update on 2010-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.