Vanessa Knowles, NP-C
NPI 1811438781 · Family Nurse Practitioner · Norfolk, VA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vanessa Knowles, NP-C is a Family Nurse Practitioner provider in Norfolk, VA (NPI 1811438781).
Provider details
- NPI number
- 1811438781
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 0024174576 (VA)
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 tenure33% of score
9 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 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 150 | 49 |
| Spironolactone | 145 | 47 |
| Sildenafil Citrate | 138 | 31 |
| Macitentanbrand: Opsumit | 138 | 16 |
| Potassium Chloride | 121 | 28 |
| Selexipagbrand: Uptravi | 111 | 13 |
| Omeprazole | 77 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$242 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
Registry dates
- Enumerated
- 2017-03-13
- Last updated
- 2023-12-29
- Certified
- 2023-12-29
Frequently asked questions
- What is Vanessa Knowles's NPI number?
- Vanessa Knowles's National Provider Identifier (NPI) is 1811438781, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vanessa Knowles's specialty?
- Vanessa Knowles is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Vanessa Knowles located?
- Vanessa Knowles's practice location on file with NPPES is 600 Gresham Dr, Norfolk, VA 23507-1904.
- What is Vanessa Knowles's phone number?
- The practice phone number listed in the NPPES registry for Vanessa Knowles is (757) 388-3934.
- Does Vanessa Knowles accept Medicare?
- Vanessa Knowles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vanessa Knowles's NPI active?
- Yes — Vanessa Knowles's NPI (1811438781) is active in the NPPES registry as of the last update on 2023-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.