DR. STEPHEN NEAL MARKS (M.D.) – Allergy Physician, NPI 1437120235
Allergy Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
11 ALLERGY/IMMUNOLOGY in AK
Provider Addresses for DR. STEPHEN NEAL MARKS (M.D.)
3841 PIPER ST STE T4-054
ANCHORAGE, AK 995084673
Phone: (907) 562-6228
Fax: (907) 562-6868
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 152 Open Payments records for all available years, with a total value of $5,211.
Total Amount is formed as General ($5,211) + Research ($0) + Ownership ($0) = $5,211.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($1,754).
Total Amount
$5,211
General + Research + Ownership
Payments
152
Total payment records
General Amount
$5,211
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $1,754 |
| GlaxoSmithKline, LLC. | $724 |
| GENZYME CORPORATION | $300 |
| Blueprint Medicines Corporation | $280 |
| Amgen Inc. | $279 |
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: 2019-11-11
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 |
|---|---|---|---|---|
| I20191111002642 | I | Allergy/Immunology | AK | 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 |
|---|---|---|---|---|
| J2357 | Injection, omalizumab, 5 mg | 3,735 | 12 | $0 |
| 95004 | Test for allergy using allergenic extract | 1,545 | 37 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 173 | 24 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 94 | 75 | $0 |
| 95115 | Professional service for single injection of allergen | 82 | 13 | $0 |
Insurance plans in this area (ZIP 99508)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | AK | |
| Physician Assistant | AK | |
| - | AK | |
| Physician Assistant | AK | |
| A L L E R G Y/ I M M U N O L O G Y | AK | |
| A L L E R G Y/ I M M U N O L O G Y | AK | |
| Physician Assistant | AK |
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