DR. GARY M. KAMMER (M.D.) – Rheumatology Physician, NPI 1083685952
Rheumatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. GARY M. KAMMER (M.D.)
7590 AUBURN RD STE 14
CONCORD TWP, OH 440779176
Phone: (409) 541-8994
Fax: (409) 541-1845
Type: Mailing
S.O.M. Center Road, Willoughby, Lake County, Ohio, 44092, United States
WILLOUGHBY, OH 440944203
Phone: (440) 953-8700
Fax: (440) 953-8796
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 58 Open Payments records for all available years, with a total value of $997.
Total Amount is formed as General ($997) + Research ($0) + Ownership ($0) = $997.
Last reported payment date: 2024-10-25 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($262).
Total Amount
$997
General + Research + Ownership
Payments
58
Total payment records
General Amount
$997
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $262 |
| UCB, Inc. | $225 |
| ABBVIE INC. | $128 |
| Amgen Inc. | $68 |
| Alexion Pharmaceuticals, Inc. | $63 |
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: 2004-05-17
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 |
|---|---|---|---|---|
| I20040517001104 | I | Rheumatology | OH | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 304 | 129 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 140 | 80 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 34 | 21 | $0 |
| 99211 | Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 30 | 22 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 15 | 14 | $0 |
Insurance plans in this area (ZIP 44077)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | OH | |
| - | OH | |
| O B S T E T R I C S/ G Y N E C O L O G Y | OH | |
| Physician Assistant | OH | |
| - | OH | |
| Family Practice | OH | |
| - | OH | |
| Nurse Practitioner | OH | |
| - | OH | |
| - | OH |
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