Brittany Dieffenbach, PA
NPI 1699311019 · Physician Assistant · Georgetown, SC
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brittany Dieffenbach, PA is a Physician Assistant provider in Georgetown, SC (NPI 1699311019).
Provider details
- NPI number
- 1699311019
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 3399 (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 tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
87 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 42 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 21 | $102 |
| Replacement of Knee Joint, Both Sides of Knee27447 | 13 | $153 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 11 | $89 |
Typical Medicare-allowed amounts for these services range $72–$153 (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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 176 | 101 |
| Tramadol Hcl | 107 | 70 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 81 | 41 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 68 | 30 |
| Naproxen | 67 | 37 |
| Methylprednisolone | 52 | 52 |
| Celecoxib | 34 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$660 across 5 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 (3)
- 606 Black River Rd Ste 100Georgetown, SC 29440-3304Phone: (843) 527-1800Fax: (843) 527-6528
- 4040 Highway 17 Unit 101 and 105Murrells Inlet, SC 29576-5098Phone: (843) 652-8160Fax: (843) 527-6528
- 2200 Crow Ln Ste 203Myrtle Beach, SC 29577-1663Phone: (843) 848-5200Fax: (843) 848-5001
Registry dates
- Enumerated
- 2019-11-20
- Last updated
- 2025-10-03
- Certified
- 2025-10-03
Frequently asked questions
- What is Brittany Dieffenbach's NPI number?
- Brittany Dieffenbach's National Provider Identifier (NPI) is 1699311019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brittany Dieffenbach's specialty?
- Brittany Dieffenbach is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Brittany Dieffenbach located?
- Brittany Dieffenbach's practice location on file with NPPES is 2185 N Fraser St, Georgetown, SC 29440-6418.
- What is Brittany Dieffenbach's phone number?
- The practice phone number listed in the NPPES registry for Brittany Dieffenbach is (842) 527-1800.
- Does Brittany Dieffenbach accept Medicare?
- Brittany Dieffenbach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brittany Dieffenbach's NPI active?
- Yes — Brittany Dieffenbach's NPI (1699311019) is active in the NPPES registry as of the last update on 2025-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.