Kristin Masukawa, MD
NPI 1063809911 · Family Medicine Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristin Masukawa, MD is a Family Medicine Physician provider in Newport Beach, CA (NPI 1063809911).
Provider details
- NPI number
- 1063809911
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A146003 (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
11 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
268 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) |
|---|---|---|
| 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 | 91 | $18 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 86 | $149 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $118 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 13 | $245 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 11 | $91 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 60 | 17 |
| Amlodipine Besylate | 56 | 18 |
| Rosuvastatin Calcium | 55 | 19 |
| Atorvastatin Calcium | 53 | 19 |
| Levothyroxine Sodium | 47 | 15 |
| Gabapentin | 28 | — |
| Famotidine | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-17
- Last updated
- 2022-11-25
- Certified
- 2022-11-25
Frequently asked questions
- What is Kristin Masukawa's NPI number?
- Kristin Masukawa's National Provider Identifier (NPI) is 1063809911, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristin Masukawa's specialty?
- Kristin Masukawa is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kristin Masukawa located?
- Kristin Masukawa's practice location on file with NPPES is 4000 Macarthur Blvd Ste 110, Newport Beach, CA 92660-2546.
- What is Kristin Masukawa's phone number?
- The practice phone number listed in the NPPES registry for Kristin Masukawa is (949) 445-8768.
- Does Kristin Masukawa accept Medicare?
- Kristin Masukawa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristin Masukawa's NPI active?
- Yes — Kristin Masukawa's NPI (1063809911) is active in the NPPES registry as of the last update on 2022-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.