Steven Mccarthy, M.D.
NPI 1497765309 · Internal Medicine Physician · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Mccarthy, M.D. is a Internal Medicine Physician provider in Thousand Oaks, CA (NPI 1497765309).
Provider details
- NPI number
- 1497765309
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-100825 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,069 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 | 754 | $85 |
| 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 | 338 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 337 | $69 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 296 | $57 |
| Administration of Influenza Virus VaccineG0008 | 67 | $34 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 105 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 400 | 109 |
| Losartan Potassium | 279 | 74 |
| Amlodipine Besylate | 278 | 71 |
| Levothyroxine Sodium | 227 | 63 |
| Alprazolam | 145 | 39 |
| Rosuvastatin Calcium | 134 | 43 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (2)
- 2971 W Algonquin Rd Ste 103Algonquin, IL 60102-9407Phone: (815) 338-6600Fax: (847) 854-7723
- 10350 Haligus Rd Ste 200Huntley, IL 60142Phone: (815) 338-6600Fax: (847) 802-7265
Registry dates
- Enumerated
- 2006-08-09
- Last updated
- 2020-10-29
- Certified
- 2020-10-29
Frequently asked questions
- What is Steven Mccarthy's NPI number?
- Steven Mccarthy's National Provider Identifier (NPI) is 1497765309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Mccarthy's specialty?
- Steven Mccarthy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Mccarthy located?
- Steven Mccarthy's practice location on file with NPPES is 100 Moody Ct Ste 200, Thousand Oaks, CA 91360-6082.
- What is Steven Mccarthy's phone number?
- The practice phone number listed in the NPPES registry for Steven Mccarthy is (805) 418-3500.
- Does Steven Mccarthy accept Medicare?
- Steven Mccarthy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Mccarthy's NPI active?
- Yes — Steven Mccarthy's NPI (1497765309) is active in the NPPES registry as of the last update on 2020-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.