Armand Masongsong, M.D.
NPI 1083836985 · Family Medicine Physician · Canyon Country, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Armand Masongsong, M.D. is a Family Medicine Physician provider in Canyon Country, CA (NPI 1083836985).
Provider details
- NPI number
- 1083836985
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A70428 (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
555 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 | 188 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 160 | $99 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 67 | $140 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 62 | $61 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 43 | $98 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 155 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 607 | 126 |
| Levothyroxine Sodium | 446 | 56 |
| Amlodipine Besylate | 345 | 79 |
| Losartan Potassium | 314 | 69 |
| Omeprazole | 175 | 46 |
| Famotidine | 166 | 29 |
| Montelukast Sodium |
Practice location
Mailing address
Additional practice locations (1)
- 23501 Cinema Dr Ste 100Valencia, CA 91355-5429Phone: (661) 367-9200
Registry dates
- Enumerated
- 2007-05-02
- Last updated
- 2022-11-10
- Certified
- 2022-11-10
Frequently asked questions
- What is Armand Masongsong's NPI number?
- Armand Masongsong's National Provider Identifier (NPI) is 1083836985, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Armand Masongsong's specialty?
- Armand Masongsong is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Armand Masongsong located?
- Armand Masongsong's practice location on file with NPPES is 17909 Soledad Canyon Rd # 100, Canyon Country, CA 91387-3210.
- What is Armand Masongsong's phone number?
- The practice phone number listed in the NPPES registry for Armand Masongsong is (661) 367-3500.
- Does Armand Masongsong accept Medicare?
- Armand Masongsong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Armand Masongsong's NPI active?
- Yes — Armand Masongsong's NPI (1083836985) is active in the NPPES registry as of the last update on 2022-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.