Rebecca Witherell, M.D.
NPI 1477993855 · Infectious Disease Physician · Naples, FL
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rebecca Witherell, M.D. is a Infectious Disease Physician provider in Naples, FL (NPI 1477993855).
Provider details
- NPI number
- 1477993855
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4301102757 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,053 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 378 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 222 | $81 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 190 | $134 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 168 | $132 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 60 | $9 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 36 | — |
| Doxycycline Hyclate | 32 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 29 | 15 |
| Amikacin Sulfate | 22 | — |
| Azithromycin | 20 | — |
| Fluconazole | 18 | — |
| Ciprofloxacin Hcl | 17 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$295 across 4 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 (2)
- 22101 Moross RoadPb2 Suite 50Detroit, MI 48236Phone: (313) 343-7774
- 22101 Moross RoadPb2 Suite 50Detroit, MI 48236Phone: (313) 343-7774
Registry dates
- Enumerated
- 2013-06-28
- Last updated
- 2019-08-08
Frequently asked questions
- What is Rebecca Witherell's NPI number?
- Rebecca Witherell's National Provider Identifier (NPI) is 1477993855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rebecca Witherell's specialty?
- Rebecca Witherell is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Rebecca Witherell located?
- Rebecca Witherell's practice location on file with NPPES is 311 9th St N Ste 100, Naples, FL 34102.
- What is Rebecca Witherell's phone number?
- The practice phone number listed in the NPPES registry for Rebecca Witherell is (239) 624-0940.
- Does Rebecca Witherell accept Medicare?
- Rebecca Witherell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rebecca Witherell's NPI active?
- Yes — Rebecca Witherell's NPI (1477993855) is active in the NPPES registry as of the last update on 2019-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.