Jennifer Deem, FNP
NPI 1922455971 · Family Nurse Practitioner · San Mateo, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Deem, FNP is a Family Nurse Practitioner provider in San Mateo, CA (NPI 1922455971).
Provider details
- NPI number
- 1922455971
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 685008 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 132 | 49 |
| Amlodipine Besylate | 101 | 33 |
| Losartan Potassium | 60 | 21 |
| Levothyroxine Sodium | 49 | 14 |
| Lisinopril | 46 | 19 |
| Metformin Hcl | 40 | 15 |
| Telmisartan | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$371 across 8 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
Additional practice locations (1)
- 2700 Homestead RdSanta Clara, CA 95051-5353Phone: (866) 389-2727
Registry dates
- Enumerated
- 2016-05-19
- Last updated
- 2025-03-17
- Certified
- 2025-03-17
Frequently asked questions
- What is Jennifer Deem's NPI number?
- Jennifer Deem's National Provider Identifier (NPI) is 1922455971, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Deem's specialty?
- Jennifer Deem is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jennifer Deem located?
- Jennifer Deem's practice location on file with NPPES is 2950 S Delaware St Ste 150, San Mateo, CA 94403-2591.
- What is Jennifer Deem's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Deem is (888) 663-6331.
- Does Jennifer Deem accept Medicare?
- Jennifer Deem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Deem's NPI active?
- Yes — Jennifer Deem's NPI (1922455971) is active in the NPPES registry as of the last update on 2025-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.