DR. ISAAC RUBEN GRINDELAND (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1225103625
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
749 PATHOLOGY in OH
Provider Addresses for DR. ISAAC RUBEN GRINDELAND (MD)
7111 FAIRWAY DR STE 400
PALM BEACH GARDENS, FL 334184207
Phone: (800) 330-6565
Fax: (561) 712-7349
Type: Mailing
7730 FIRST PL STE A
OAKWOOD VILLAGE, OH 441466720
Phone: (440) 703-2100
Fax: (440) 703-2155
Type: Location
13103 E MANSFIELD AVE
SPOKANE VALLEY, WA 992161642
Phone: (509) 892-2700
Fax: (509) 892-2740
Type: Location
PO BOX 3405
SPOKANE, WA 992203405
Phone: (509) 892-2700
Fax: (509) 342-2743
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-10-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20130510000313 | I | Pathology | OR | TBD |
| I20140624001811 | I | Pathology | WA | TBD |
| I20140702001966 | I | Pathology | ID | TBD |
| I20241001003675 | I | Pathology | MT | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 2,325 | 1,134 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 309 | 71 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 184 | 116 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 136 | 108 | $0 |
| 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 101 | 97 | $0 |
Insurance plans in this area (ZIP 33418)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| Dentist, Pathology | OH | |
| - | SC | |
| - | WA | |
| P A T H O L O G Y | MT | |
| P A T H O L O G Y | HI | |
| P A T H O L O G Y | NV | |
| P A T H O L O G Y | WA | |
| P A T H O L O G Y | WA | |
| - | AZ |
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