DR. MARGO ROCKWELL STEVENSON (D.O.) – Allergy & Immunology Physician, NPI 1053755611
Allergy & Immunology Physician
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Profile Insights
NPPES metrics only — not quality of care.
201 ALLERGY/IMMUNOLOGY in MA
Provider Addresses for DR. MARGO ROCKWELL STEVENSON (D.O.)
2377 Boston Rd Ste 1
Wilbraham, MA 010951254
Phone: (413) 596-4943
Fax: (413) 596-0170
Type: Location
2 Medical Center Dr
Springfield, MA 011071270
Phone: (413) 732-1119
Fax: (413) 732-5038
Type: Location
269 LOCUST ST STE 201
FLORENCE, MA 010622003
Phone:
Type: Mailing
2377 BOSTON RD STE 1
WILBRAHAM, MA 010951254
Phone: (413) 596-4943
Fax: (413) 596-0170
Type: Location
PO BOX 415348
BOSTON, MA 022415348
Phone: (800) 225-8885
Fax: (508) 334-1977
Type: Mailing
198 CHARLTON RD
STURBRIDGE, MA 015661571
Phone: (774) 452-7200
Fax: (774) 452-7193
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 237 Open Payments records for all available years, with a total value of $50,852.
Total Amount is formed as General ($50,852) + Research ($0) + Ownership ($0) = $50,852.
Last reported payment date: 2024-11-13 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($47,134).
Total Amount
$50,852
General + Research + Ownership
Payments
237
Total payment records
General Amount
$50,852
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $47,134 |
| GENZYME CORPORATION | $1,298 |
| AstraZeneca Pharmaceuticals LP | $399 |
| ABBVIE INC. | $283 |
| Novartis Pharmaceuticals Corporation | $267 |
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: 2018-10-12
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 |
|---|---|---|---|---|
| I20181012001169 | I | Allergy/Immunology | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 1,050 | 26 | $0 |
| 95117 | Professional service for multiple injections of allergen | 384 | 51 | $0 |
| 95115 | Professional service for single injection of allergen | 242 | 33 | $0 |
| 95024 | Test for allergy using allergenic extract injected into skin | 162 | 17 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 58 | 48 | $0 |
Insurance plans in this area (ZIP 01095)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | MA | |
| - | MA | |
| - | MA | |
| Family Practice | MA | |
| Physician Assistant | MA | |
| Pulmonary Disease, Critical Care (Intensivists), Allergy/Immunology | MA | |
| - | MA | |
| - | MA | |
| Internal Medicine | MA | |
| Nurse Practitioner | MA |
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