Mari Carranza, NP-C
NPI 1689185043 · Family Nurse Practitioner · Downey, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mari Carranza, NP-C is a Family Nurse Practitioner provider in Downey, CA (NPI 1689185043).
Provider details
- NPI number
- 1689185043
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95008070 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
74 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 37 | $118 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $84 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 14 | $83 |
Typical Medicare-allowed amounts for these services range $83–$118 (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 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 362 | 134 |
| Amlodipine Besylate | 234 | 86 |
| Metformin Hcl | 209 | 78 |
| Losartan Potassium | 154 | 54 |
| Semaglutidebrand: Ozempic | 130 | 21 |
| Lisinopril | 118 | 42 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$100 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 6820 Ossabaw CtCypress, CA 90630-5468Phone: (562) 316-8444
Registry dates
- Enumerated
- 2017-10-12
- Last updated
- 2025-11-15
- Certified
- 2025-11-15
Frequently asked questions
- What is Mari Carranza's NPI number?
- Mari Carranza's National Provider Identifier (NPI) is 1689185043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Carranza's specialty?
- Mari Carranza is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mari Carranza located?
- Mari Carranza's practice location on file with NPPES is 8311 Florence Ave, Downey, CA 90240-3928.
- What is Mari Carranza's phone number?
- The practice phone number listed in the NPPES registry for Mari Carranza is (562) 869-4497.
- Does Mari Carranza accept Medicare?
- Mari Carranza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mari Carranza's NPI active?
- Yes — Mari Carranza's NPI (1689185043) is active in the NPPES registry as of the last update on 2025-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.