Fadi Tahhan, DO
NPI 1477177798 · Internal Medicine Physician · Victorville, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Fadi Tahhan, DO is a Internal Medicine Physician provider in Victorville, CA (NPI 1477177798).
Provider details
- NPI number
- 1477177798
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
16 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 | 16 | $131 |
Typical Medicare-allowed amounts for these services range $131–$131 (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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 65 | 41 |
| Furosemide | 53 | 39 |
| Pantoprazole Sodium | 51 | 35 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 41 | 41 |
| Doxycycline Hyclate | 38 | 38 |
| Levofloxacin | 36 | 33 |
| Prednisone | 34 | 32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-06-02
- Last updated
- 2024-02-21
- Certified
- 2024-02-21
Frequently asked questions
- What is Fadi Tahhan's NPI number?
- Fadi Tahhan's National Provider Identifier (NPI) is 1477177798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fadi Tahhan's specialty?
- Fadi Tahhan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Fadi Tahhan located?
- Fadi Tahhan's practice location on file with NPPES is 12370 Hesperia Rd Ste 15, Victorville, CA 92395-5808.
- What is Fadi Tahhan's phone number?
- The practice phone number listed in the NPPES registry for Fadi Tahhan is (760) 261-5292.
- Does Fadi Tahhan accept Medicare?
- Fadi Tahhan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Fadi Tahhan's NPI active?
- Yes — Fadi Tahhan's NPI (1477177798) is active in the NPPES registry as of the last update on 2024-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.