Molly Willis
NPI 1275921264 · Psychiatric/Mental Health Nurse Practitioner · San Diego, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Molly Willis is a Psychiatric/Mental Health Nurse Practitioner provider in San Diego, CA (NPI 1275921264).
Provider details
- NPI number
- 1275921264
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95042597 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
121 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 75 | $163 |
| Residence Visit for Established Patient With Straightforward Medical Decision Making, Per Day, If Using Time, at Least 15 Minutes99347 | 46 | $40 |
Typical Medicare-allowed amounts for these services range $40–$163 (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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Olanzapine | 151 | 13 |
| Trazodone Hcl | 118 | 20 |
| Divalproex Sodium | 83 | — |
| Mirtazapine | 82 | 11 |
| Escitalopram Oxalate | 72 | — |
| Valbenazine Tosylatebrand: Ingrezza | 65 | — |
| Sertraline Hcl | 61 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,284 across 61 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
- 2014-12-30
- Last updated
- 2016-12-13
Frequently asked questions
- What is Molly Willis's NPI number?
- Molly Willis's National Provider Identifier (NPI) is 1275921264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Molly Willis's specialty?
- Molly Willis is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Molly Willis located?
- Molly Willis's practice location on file with NPPES is 140 Arbor Dr, San Diego, CA 92103-2007.
- What is Molly Willis's phone number?
- The practice phone number listed in the NPPES registry for Molly Willis is (619) 543-7795.
- Does Molly Willis accept Medicare?
- Molly Willis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Molly Willis's NPI active?
- Yes — Molly Willis's NPI (1275921264) is active in the NPPES registry as of the last update on 2016-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.