MATTHEW JONATHAN SPITZER (MD) – Endocrinology, Diabetes & Metabolism Physician, NPI 1770743999
Endocrinology, Diabetes & Metabolism Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
549 ENDOCRINOLOGY in MA
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Provider Addresses for MATTHEW JONATHAN SPITZER (MD)
238, Northampton Street, Easthampton, Hampshire, Massachusetts, 01027, United States
EASTHAMPTON HEALTH CENTER
EASTHAMPTON, MA 010271046
Phone: (413) 529-9300
Fax: (413) 527-7517
Type: Mailing
238 Northampton St
Easthampton, MA 010271046
Phone: (413) 529-9300
Fax: (866) 644-0870
Type: Location
31 Hall Dr
Amherst, MA 010022751
Phone: (413) 256-8561
Fax: (866) 644-0869
Type: Location
70 Main St
Florence, MA 01062
Phone: (413) 586-8400
Fax: (866) 644-0872
Type: Location
329 CONWAY ST
GREENFIELD, MA 013011521
Phone: (413) 774-6301
Fax: (866) 644-0871
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $101.
Total Amount is formed as General ($101) + Research ($0) + Ownership ($0) = $101.
Last reported payment date: 2024-11-21 • Largest payer in this snapshot: Dexcom, Inc. ($101).
Total Amount
$101
General + Research + Ownership
Payments
1
Total payment records
General Amount
$101
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Dexcom, Inc. | $101 |
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: 2013-07-16
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 |
|---|---|---|---|---|
| I20130716000337 | I | Endocrinology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 657 | 383 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 597 | 323 | $0 |
| 83036 | Hemoglobin a1c level | 294 | 155 | $0 |
| 84443 | Blood test, thyroid stimulating hormone (tsh) | 284 | 168 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 216 | 101 | $0 |
Insurance plans in this area (ZIP 01027)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MA | |
| - | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| Internal Medicine | MA | |
| P O D I A T R Y | MA | |
| - | MA | |
| Family Practice | MA | |
| - | MA | |
| Family Practice | MA |
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