MS. HEIDI MARIE GRABEMEYER-LAYMAN (M.D.) – Obstetrics & Gynecology Physician, NPI 1679771562
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,735 OBSTETRICS/GYNECOLOGY in MI
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Provider Addresses for MS. HEIDI MARIE GRABEMEYER-LAYMAN (M.D.)
57035 CALIFORNIA RD
DOWAGIAC, MI 490479351
Phone: (269) 876-0645
Type: Mailing
2690 S CLEVELAND AVE
SAINT JOSEPH, MI 490853002
Phone: (269) 428-2800
Fax: (269) 428-7177
Type: Mailing
2690, South Cleveland Avenue, Saint Joseph, Saint Joseph Charter Township, Berrien County, Michigan, 49085, United States
SAINT JOSEPH, MI 490853002
Phone: (269) 428-2800
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 $642.
Total Amount is formed as General ($642) + Research ($0) + Ownership ($0) = $642.
Last reported payment date: 2024-10-31 • Largest payer in this snapshot: Astellas Pharma US Inc ($234).
Total Amount
$642
General + Research + Ownership
Payments
27
Total payment records
General Amount
$642
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Astellas Pharma US Inc | $234 |
| Medtronic, Inc. | $106 |
| ABBVIE INC. | $63 |
| Daiichi Sankyo Inc. | $53 |
| PFIZER INC. | $36 |
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: 2011-07-06
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 |
|---|---|---|---|---|
| I20110706000138 | I | Obstetrics/Gynecology | 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 |
|---|---|---|---|---|
| 77063 | Screening 3d breast mammography | 77 | 77 | $0 |
| 77067 | Screening mammography | 77 | 77 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 43 | 34 | $0 |
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | 36 | 36 | $0 |
| G0444 | Annual depression screening, 5 to 15 minutes | 35 | 35 | $0 |
Insurance plans in this area (ZIP 49047)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IN | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Nurse Practitioner | IN |
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