Melissa Merrow, NURSE PRACTITIONER
NPI 1699192450 · Family Nurse Practitioner · Long Beach, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Merrow, NURSE PRACTITIONER is a Family Nurse Practitioner provider in Long Beach, CA (NPI 1699192450).
Provider details
- NPI number
- 1699192450
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NURSE PRACTITIONER
- Sex
- Female
- Sole proprietor
- No
- License
- 22814 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
35 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 23 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 12 | $118 |
Typical Medicare-allowed amounts for these services range $84–$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 · 81 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 283 | 126 |
| Metformin Hcl | 161 | 71 |
| Amlodipine Besylate | 153 | 68 |
| Lisinopril | 121 | 53 |
| Gabapentin | 108 | 45 |
| Losartan Potassium | 102 | 36 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-18
- Last updated
- 2026-03-09
- Certified
- 2026-03-09
Frequently asked questions
- What is Melissa Merrow's NPI number?
- Melissa Merrow's National Provider Identifier (NPI) is 1699192450, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Merrow's specialty?
- Melissa Merrow is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Merrow located?
- Melissa Merrow's practice location on file with NPPES is 4401 Atlantic Ave Ste 300, Long Beach, CA 90807-2249.
- What is Melissa Merrow's phone number?
- The practice phone number listed in the NPPES registry for Melissa Merrow is (562) 481-3500.
- Does Melissa Merrow accept Medicare?
- Melissa Merrow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Merrow's NPI active?
- Yes — Melissa Merrow's NPI (1699192450) is active in the NPPES registry as of the last update on 2026-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.