DR. GREGORY A ZEMENICK (MD) – Orthopaedic Surgery Physician, NPI 1396735510
Orthopaedic Surgery Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,081 ORTHOPEDIC SURGERY in MI
Provider Addresses for DR. GREGORY A ZEMENICK (MD)
33200 W 14 Mile Rd Ste 220
West Bloomfield, MI 483223586
Phone: (248) 855-7400
Fax: (844) 598-9634
Type: Location
4967 Crooks Rd Ste 100
Troy, MI 480985812
Phone: (248) 846-8060
Fax: (833) 303-1612
Type: Location
26025 Lahser Rd Fl 2
Southfield, MI 480332606
Phone: (248) 663-1900
Fax: (844) 598-9633
Type: Location
26750 Providence Pkwy Ste 220
Novi, MI 483741212
Phone: (248) 596-0412
Fax: (833) 471-5849
Type: Location
45816 Schoenherr Rd
Shelby Twp, MI 483156028
Phone: (586) 842-2400
Fax: (833) 561-1976
Type: Location
30575 Woodward Ave
Royal Oak, MI 480730980
Phone: (248) 280-8550
Fax: (844) 266-0093
Type: Location
24255 W 13 Mile Rd Ste 100
Bingham Farms, MI 480254345
Phone: (248) 988-8085
Fax: (844) 598-9635
Type: Location
17877 W 14 Mile Rd
Beverly Hills, MI 480253127
Phone: (248) 644-3920
Fax: (844) 598-9632
Type: Location
1350, Kirts Boulevard, Troy, Oakland County, Michigan, 48084, United States
STE 160
TROY, MI 480844851
Phone: (248) 244-9426
Fax: (248) 244-9495
Type: Location
26211 CENTRAL PARK BLVD STE 201
SOUTHFIELD, MI 480764158
Phone: (833) 667-3627
Fax: (833) 972-5509
Type: Mailing
1350 KIRTS BLVD STE 160
TROY, MI 480844852
Phone: (248) 244-9426
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 27 Open Payments records for all available years, with a total value of $508.
Total Amount is formed as General ($508) + Research ($0) + Ownership ($0) = $508.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: Heron Therapeutics, Inc. ($90).
Total Amount
$508
General + Research + Ownership
Payments
27
Total payment records
General Amount
$508
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Heron Therapeutics, Inc. | $90 |
| Endo Pharmaceuticals Inc. | $75 |
| DePuy Synthes Sales Inc. | $72 |
| Endo USA, Inc. | $29 |
| SI-BONE, INC. | $28 |
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: 2010-07-19
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 |
|---|---|---|---|---|
| I20100719000850 | I | Orthopedic Surgery | MI | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 1,796 | 174 | $0 |
| J1885 | Injection, ketorolac tromethamine, per 15 mg | 721 | 141 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 571 | 390 | $0 |
| 73560 | X-ray of knee, 1-2 views | 554 | 264 | $0 |
| 72100 | X-ray of lower and sacral spine, 2-3 views | 338 | 306 | $0 |
Insurance plans in this area (ZIP 48322)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | MI | 20610 | Aspiration and/or injection of large joint or joint capsule | 320 | 153 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Occupational Therapist In Private Practice | MI | |
| - | MI | |
| Orthopedic Surgery | MI | |
| Physician Assistant | MI | |
| Sports Medicine, Orthopedic Surgery | MI | |
| A N E S T H E S I O L O G Y | MI | |
| Orthopedic Surgery | MI | |
| - | MI | |
| Physician Assistant | MI | |
| Physical Therapist In Private Practice | MI |
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