Elizabeth Knudsen, CRNP
NPI 1104466853 · Gerontology Nurse Practitioner · Philadelphia, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Knudsen, CRNP is a Gerontology Nurse Practitioner provider in Philadelphia, PA (NPI 1104466853).
Provider details
- NPI number
- 1104466853
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- SP026449 (PA)
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
6 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
17 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 17 | $96 |
Typical Medicare-allowed amounts for these services range $96–$96 (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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 46 | 15 |
| Amlodipine Besylate | 34 | 13 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 18 | — |
| Fluticasone Propionate | 17 | — |
| Omeprazole | 16 | — |
| Semaglutidebrand: Ozempic | 14 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-01-10
- Last updated
- 2024-07-18
- Certified
- 2022-07-16
Frequently asked questions
- What is Elizabeth Knudsen's NPI number?
- Elizabeth Knudsen's National Provider Identifier (NPI) is 1104466853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Knudsen's specialty?
- Elizabeth Knudsen is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth Knudsen located?
- Elizabeth Knudsen's practice location on file with NPPES is 3701 Market Street, Philadelphia, PA 19104-5502.
- What is Elizabeth Knudsen's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Knudsen is (516) 428-9058.
- Does Elizabeth Knudsen accept Medicare?
- Elizabeth Knudsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Knudsen's NPI active?
- Yes — Elizabeth Knudsen's NPI (1104466853) is active in the NPPES registry as of the last update on 2024-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.