John Cowan, M.D.
NPI 1588786669 · Neurological Surgery Physician · Rome, GA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Cowan, M.D. is a Neurological Surgery Physician provider in Rome, GA (NPI 1588786669).
Provider details
- NPI number
- 1588786669
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 060167 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
700 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) |
|---|---|---|
| Insertion of Cage Or Mesh Device to Spine Bone and Disc Space During Spine Fusion22853 | 157 | $239 |
| Computer-Assisted Spinal Procedure61783 | 55 | $221 |
| Partial Removal of Bone of Additional Segment of Spine in Lower Back With Release of Spinal Cord And/Or Nerves During Fusion of Spine in Lower Back63053 | 47 | $213 |
| Partial Removal of Bone of Single Segment of Spine in Lower Back With Release of Spinal Cord And/Or Nerves During Fusion of Spine in Lower Back63052 | 45 | $244 |
| Fusion of Spine in Lower Back With Partial Removal of Spine Bone and Disc22633 | 44 | $1,749 |
| Fusion of Additional Segment of Spine22614 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 242 | 163 |
| Tizanidine Hcl | 178 | 127 |
| Methocarbamol | 127 | 85 |
| Gabapentin | 93 | 59 |
| Diazepam | 86 | 81 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 51 | 42 |
| Methylprednisolone | 46 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$590,901 across 16 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
Registry dates
- Enumerated
- 2007-04-06
- Last updated
- 2023-09-05
- Certified
- 2023-09-05
Frequently asked questions
- What is John Cowan's NPI number?
- John Cowan's National Provider Identifier (NPI) is 1588786669, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cowan's specialty?
- John Cowan is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Cowan located?
- John Cowan's practice location on file with NPPES is 15 John Maddox Dr Nw, Rome, GA 30165-1413.
- What is John Cowan's phone number?
- The practice phone number listed in the NPPES registry for John Cowan is (706) 368-8550.
- Does John Cowan accept Medicare?
- John Cowan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Cowan's NPI active?
- Yes — John Cowan's NPI (1588786669) is active in the NPPES registry as of the last update on 2023-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.