Diane Frederick, FNP-C
NPI 1972971844 · Family Nurse Practitioner · Philadelphia, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Frederick, FNP-C is a Family Nurse Practitioner provider in Philadelphia, PA (NPI 1972971844).
Provider details
- NPI number
- 1972971844
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- SP015164 (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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
224 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 47 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 47 | $102 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 28 | $90 |
| X-Ray of Chest, 2 Views71046 | 26 | $8 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 24 | $130 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 62 | 62 |
| Doxycycline Hyclate | 60 | 59 |
| Prednisone | 38 | 38 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 36 | 36 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 35 | 34 |
| Azithromycin | 32 | 32 |
| Methylprednisolone | 18 | 18 |
Practice location
Mailing address
Additional practice locations (1)
- 256 New Castle RdButler, PA 16001-2576Phone: (724) 283-3627
Registry dates
- Enumerated
- 2015-09-09
- Last updated
- 2024-05-21
- Certified
- 2024-05-21
Frequently asked questions
- What is Diane Frederick's NPI number?
- Diane Frederick's National Provider Identifier (NPI) is 1972971844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Frederick's specialty?
- Diane Frederick is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Frederick located?
- Diane Frederick's practice location on file with NPPES is 1010 W Lehigh Ave, Philadelphia, PA 19133-1640.
- What is Diane Frederick's phone number?
- The practice phone number listed in the NPPES registry for Diane Frederick is (267) 273-7000.
- Does Diane Frederick accept Medicare?
- Diane Frederick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Frederick's NPI active?
- Yes — Diane Frederick's NPI (1972971844) is active in the NPPES registry as of the last update on 2024-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.