Erin Drennon, FNP - BC
NPI 1821855602 · Family Nurse Practitioner · Anderson, SC
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Drennon, FNP - BC is a Family Nurse Practitioner provider in Anderson, SC (NPI 1821855602).
Provider details
- NPI number
- 1821855602
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP - BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 28447 (SC)
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
2 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
391 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 229 | $59 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 150 | $86 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 12 | $105 |
Typical Medicare-allowed amounts for these services range $59–$105 (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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 57 | 30 |
| Tramadol Hcl | 51 | 26 |
| Gabapentin | 46 | 28 |
| Mirtazapine | 37 | 17 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 36 | 19 |
| Levothyroxine Sodium | 35 | 13 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-02-28
- Last updated
- 2024-03-18
- Certified
- 2024-03-18
Frequently asked questions
- What is Erin Drennon's NPI number?
- Erin Drennon's National Provider Identifier (NPI) is 1821855602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Drennon's specialty?
- Erin Drennon is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin Drennon located?
- Erin Drennon's practice location on file with NPPES is 208 James St, Anderson, SC 29625-2942.
- What is Erin Drennon's phone number?
- The practice phone number listed in the NPPES registry for Erin Drennon is (864) 314-9214.
- Does Erin Drennon accept Medicare?
- Erin Drennon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Drennon's NPI active?
- Yes — Erin Drennon's NPI (1821855602) is active in the NPPES registry as of the last update on 2024-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.