Arthur Gordon, MD
NPI 1659431120 · Internal Medicine Physician · Northridge, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arthur Gordon, MD is a Internal Medicine Physician provider in Northridge, CA (NPI 1659431120).
Provider details
- NPI number
- 1659431120
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G38404 (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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
250 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 | 89 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 66 | $99 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 61 | $140 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 34 | $98 |
Typical Medicare-allowed amounts for these services range $98–$140 (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 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 380 | 112 |
| Levothyroxine Sodium | 223 | 64 |
| Rosuvastatin Calcium | 218 | 71 |
| Amlodipine Besylate | 215 | 62 |
| Lisinopril | 174 | 54 |
| Metformin Hcl | 132 | 42 |
| Tamsulosin Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 7301 Medical Center Dr Ste 500West Hills, CA 91307-4101Phone: (818) 226-3666
Registry dates
- Enumerated
- 2006-12-12
- Last updated
- 2026-02-16
- Certified
- 2026-02-16
Frequently asked questions
- What is Arthur Gordon's NPI number?
- Arthur Gordon's National Provider Identifier (NPI) is 1659431120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arthur Gordon's specialty?
- Arthur Gordon is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arthur Gordon located?
- Arthur Gordon's practice location on file with NPPES is 18546 Roscoe Blvd Ste 300, Northridge, CA 91324-5458.
- What is Arthur Gordon's phone number?
- The practice phone number listed in the NPPES registry for Arthur Gordon is (818) 886-4028.
- Does Arthur Gordon accept Medicare?
- Arthur Gordon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arthur Gordon's NPI active?
- Yes — Arthur Gordon's NPI (1659431120) is active in the NPPES registry as of the last update on 2026-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.