Robert Greenfield, M.D.
NPI 1588651137 · Orthopaedic Surgery of the Spine Physician · Covington, GA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Greenfield, M.D. is a Orthopaedic Surgery of the Spine Physician provider in Covington, GA (NPI 1588651137).
Provider details
- NPI number
- 1588651137
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery of the Spine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 037221 (GA)
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 tenure28% of score
20 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
285 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 100 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $91 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 50 | $37 |
| X-Ray of Hip, 2-3 Views73502 | 32 | $45 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 23 | $57 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tramadol Hcl | 198 | 77 |
| Tizanidine Hcl | 148 | 80 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 123 | 56 |
| Gabapentin | 119 | 65 |
| Meloxicam | 87 | 39 |
| Diclofenac Sodium | 34 | 16 |
| Promethazine Hcl | 30 | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-29
- Last updated
- 2008-03-27
Frequently asked questions
- What is Robert Greenfield's NPI number?
- Robert Greenfield's National Provider Identifier (NPI) is 1588651137, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Greenfield's specialty?
- Robert Greenfield is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery of the Spine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Greenfield located?
- Robert Greenfield's practice location on file with NPPES is 3211 Iris Dr, Covington, GA 30016-0907.
- What is Robert Greenfield's phone number?
- The practice phone number listed in the NPPES registry for Robert Greenfield is (770) 787-4042.
- Does Robert Greenfield accept Medicare?
- Robert Greenfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Greenfield's NPI active?
- Yes — Robert Greenfield's NPI (1588651137) is active in the NPPES registry as of the last update on 2008-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.