KATHRYN S. GRANNATT (MD) – Orthopaedic Surgery Physician, NPI 1568598209
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
947 ORTHOPEDIC SURGERY in MA
Provider Addresses for KATHRYN S. GRANNATT (MD)
300 CHESTNUT ST,
NEEDHAM ORTHOPEDICS AND SPORTS MEDICINE SUITE 900
NEEDHAM, MA 024922430
Phone: (781) 444-5080
Type: Location
300 CHESTNUT ST
SUITE 900
NEEDHAM, MA 024922430
Phone: (781) 444-5080
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: 2009-09-18
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 |
|---|---|---|---|---|
| I20090918000129 | I | Orthopedic Surgery | MA | 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 |
|---|---|---|---|---|
| 20610 | Aspiration and/or injection of fluid from large joint | 354 | 229 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 308 | 198 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 136 | 136 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 130 | 119 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 32 | 32 | $0 |
Insurance plans in this area (ZIP 02492)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | MA | 20610 | Aspiration and/or injection of large joint or joint capsule | 213 | 154 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| - | MA | |
| Emergency Medicine | NC |
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