Melissa Allen, NP
NPI 1225009319 · Adult Health Nurse Practitioner · Berkeley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Allen, NP is a Adult Health Nurse Practitioner provider in Berkeley, CA (NPI 1225009319).
Provider details
- NPI number
- 1225009319
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10100 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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 tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 141 | 14 |
| Atorvastatin Calcium | 126 | 28 |
| Mirtazapine | 108 | 14 |
| Duloxetine Hcl | 79 | — |
| Amlodipine Besylate | 70 | 18 |
| Furosemide | 66 | — |
| Gabapentin | 61 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$44 across 3 records (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
Registry dates
- Enumerated
- 2006-01-28
- Last updated
- 2020-03-16
- Certified
- 2020-03-16
Frequently asked questions
- What is Melissa Allen's NPI number?
- Melissa Allen's National Provider Identifier (NPI) is 1225009319, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Allen's specialty?
- Melissa Allen is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Allen located?
- Melissa Allen's practice location on file with NPPES is 3260 Sacramento St, Berkeley, CA 94702-2739.
- What is Melissa Allen's phone number?
- The practice phone number listed in the NPPES registry for Melissa Allen is (510) 601-6060.
- Does Melissa Allen accept Medicare?
- Melissa Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Allen's NPI active?
- Yes — Melissa Allen's NPI (1225009319) is active in the NPPES registry as of the last update on 2020-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.