J Mahfood, MD
NPI 1659316909 · Rheumatology Physician · Port St Lucie, FL
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
J Mahfood, MD is a Rheumatology Physician provider in Port St Lucie, FL (NPI 1659316909).
Provider details
- NPI number
- 1659316909
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME 65617 (FL)
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
20 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
1,634 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,032 | $132 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 246 | $74 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 136 | $134 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 108 | $69 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 46 | $234 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 1,211 | 295 |
| Methylprednisolone | 519 | 219 |
| Celecoxib | 462 | 115 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 380 | 79 |
| Gabapentin | 362 | 91 |
| Tramadol Hcl | 341 | 87 |
| Methotrexate Sodiumbrand: Methotrexate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,019 across 43 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
- 2006-06-19
- Last updated
- 2011-12-09
Frequently asked questions
- What is J Mahfood's NPI number?
- J Mahfood's National Provider Identifier (NPI) is 1659316909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is J Mahfood's specialty?
- J Mahfood is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is J Mahfood located?
- J Mahfood's practice location on file with NPPES is 549 Nw Lake Whitney Pl, Port St Lucie, FL 34986-1606.
- What is J Mahfood's phone number?
- The practice phone number listed in the NPPES registry for J Mahfood is (772) 879-2228.
- Does J Mahfood accept Medicare?
- J Mahfood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is J Mahfood's NPI active?
- Yes — J Mahfood's NPI (1659316909) is active in the NPPES registry as of the last update on 2011-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.