HEIDI L HEMSTOCK (CRNA) – Certified Registered Nurse Anesthetist, NPI 1285860346
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
792 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in CT
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Provider Addresses for HEIDI L HEMSTOCK (CRNA)
Lawrence+Memorial Hospital, 365, Montauk Avenue, Montauk Avenue Historic District, New London, New London County, Connecticut, 06320, United States
NEW LONDON, CT 063204700
Phone: (781) 407-7713
Fax: (781) 407-0998
Type: Location
148, Cummings Drive, Orange, South Central Connecticut Planning Region, Connecticut, 06477, United States
SUITE 325
ORANGE, CT 064771927
Phone: (781) 407-7713
Fax: (781) 407-0998
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $63.
Total Amount is formed as General ($63) + Research ($0) + Ownership ($0) = $63.
Last reported payment date: 2024-09-05 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($63).
Total Amount
$63
General + Research + Ownership
Payments
3
Total payment records
General Amount
$63
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $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: 2009-09-03
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 |
|---|---|---|---|---|
| I20090903000732 | I | Certified Registered Nurse Anesthetist (Crna) | CT | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 06320)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | CT | |
| Certified Registered Nurse Anesthetist (Crna) | CT | |
| Certified Registered Nurse Anesthetist (Crna) | CT | |
| - | CT | |
| - | CT | |
| Certified Registered Nurse Anesthetist (Crna) | CT | |
| A N E S T H E S I O L O G Y | NY | |
| A N E S T H E S I O L O G Y | CT | |
| A N E S T H E S I O L O G Y | RI | |
| Anesthesiology, Pain Management | NY |
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