Douglas Carroll, PA-C
NPI 1649428277 · Medical Physician Assistant · Johnson City, TN
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Carroll, PA-C is a Medical Physician Assistant provider in Johnson City, TN (NPI 1649428277).
Provider details
- NPI number
- 1649428277
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3434 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
17 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
902 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) |
|---|---|---|
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 187 | $54 |
| X-Ray of Knee, 3 Views73562 | 176 | $31 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 160 | $98 |
| X-Ray of Hip, 2-3 Views73502 | 92 | $35 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 77 | $70 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 49 |
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 |
|---|---|---|
| Celecoxib | 289 | 138 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 211 | 125 |
| Methylprednisolone | 207 | 187 |
| Meloxicam | 183 | 111 |
| Ondansetron Hcl | 140 | 128 |
| Cefadroxil | 93 | 85 |
| Amoxicillin | 81 | 47 |
| Folic Acid | 80 | 77 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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)
- 340 Steeles RdBristol, TN 37620Phone: (423) 282-9011Fax: (423) 282-0035
- 800 S Mohawk Dr Ste CErwin, TN 37650-2124Phone: (423) 735-4750
- 875 Larry Neil WayKingsport, TN 37660-6368Phone: (423) 282-9570Fax: (423) 282-9572
Registry dates
- Enumerated
- 2008-09-08
- Last updated
- 2025-09-30
- Certified
- 2025-09-30
Frequently asked questions
- What is Douglas Carroll's NPI number?
- Douglas Carroll's National Provider Identifier (NPI) is 1649428277, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Carroll's specialty?
- Douglas Carroll is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Douglas Carroll located?
- Douglas Carroll's practice location on file with NPPES is 2410 Susannah St, Johnson City, TN 37601-1748.
- What is Douglas Carroll's phone number?
- The practice phone number listed in the NPPES registry for Douglas Carroll is (423) 282-9011.
- Does Douglas Carroll accept Medicare?
- Douglas Carroll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Carroll's NPI active?
- Yes — Douglas Carroll's NPI (1649428277) is active in the NPPES registry as of the last update on 2025-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.