STEPHEN T GARDNER (M.D.) – Orthopaedic Surgery Physician, NPI 1871753392
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
947 ORTHOPEDIC SURGERY in MA
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Provider Addresses for STEPHEN T GARDNER (M.D.)
Massachusetts General Hospital, 55, Fruit Street, Beacon Hill, Boston, Suffolk County, Massachusetts, 02114, United States
55 FRUIT STREET
BOSTON, MA 02114
Phone: (617) 726-2800
Type: Location
26401 Crown Valley Pkwy Ste 101
Mission Viejo, CA 926916302
Phone: (949) 348-4000
Type: Location
26401 CROWN VALLEY PKWY STE 101
MISSION VIEJO, CA 926916302
Phone: (949) 348-4000
Type: Location
26401, Crown Valley Parkway, Mission Viejo, Orange County, California, 92691, United States
STE 101
MISSION VIEJO, CA 926916302
Phone: (949) 348-4000
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 35 Open Payments records for all available years, with a total value of $2,810.
Total Amount is formed as General ($2,810) + Research ($0) + Ownership ($0) = $2,810.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Arthrex, Inc. ($1,103).
Total Amount
$2,810
General + Research + Ownership
Payments
35
Total payment records
General Amount
$2,810
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Arthrex, Inc. | $1,103 |
| Stryker Corporation | $970 |
| Smith+Nephew, Inc. | $313 |
| Saxum Surgical, Inc. | $208 |
| Linvatec Corporation | $154 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2014-09-09
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20140909001528 | I | Sports Medicine | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J7329 | Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg | 4,050 | 39 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 756 | 448 | $0 |
| J0702 | Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 597 | 126 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 506 | 103 | $0 |
| 20611 | Aspiration and/or injection of fluid large joint using ultrasound guidance | 334 | 173 | $0 |
Insurance plans in this area (ZIP 02114)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Sports Medicine, Orthopedic Surgery | CA | |
| - | CA | |
| Orthopedic Surgery | CA | |
| Physician Assistant | CA | |
| Hand Surgery, Orthopedic Surgery | CA | |
| Orthopedic Surgery, Hand Surgery | CA | |
| Physician Assistant | CA | |
| Physician Assistant | CA | |
| - | CA | |
| Sports Medicine, Orthopedic Surgery | CA |
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