ALEXANDER PATTERSON (MD) – Allergy & Immunology Physician, NPI 1629430822
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
78 ALLERGY/IMMUNOLOGY in KY
Provider Addresses for ALEXANDER PATTERSON (MD)
230 FOUNTAIN CT STE 350
LEXINGTON, KY 405091895
Phone: (859) 258-5907
Fax: (859) 258-5244
Type: Location
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 631101003
Phone: (314) 362-5000
Type: Location
660, South Euclid Avenue, Central West End, City of Saint Louis, Missouri, 63110, United States
CAMPUS BOX 8122
ST LOUIS, MO 63110
Phone: (314) 362-5000
Type: Mailing
1221 S BROADWAY
LEXINGTON, KY 405042701
Phone: (859) 258-6200
Fax: (859) 258-6203
Type: Mailing
100 N EAGLE CREEK DR
LEXINGTON, KY 405091805
Phone: (859) 258-5244
Fax: (859) 258-5907
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 113 Open Payments records for all available years, with a total value of $2,985.
Total Amount is formed as General ($2,985) + Research ($0) + Ownership ($0) = $2,985.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($531).
Total Amount
$2,985
General + Research + Ownership
Payments
113
Total payment records
General Amount
$2,985
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $531 |
| GENZYME CORPORATION | $525 |
| Regeneron Healthcare Solutions, Inc. | $277 |
| GlaxoSmithKline, LLC. | $271 |
| Genentech USA, Inc. | $193 |
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: 2022-06-29
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 |
|---|---|---|---|---|
| I20220629002421 | I | Allergy/Immunology | KY | 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 | 1,695 | 31 | $0 |
| 95018 | Test for allergy using combination of methods with drug or biological | 172 | 12 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 56 | 56 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 42 | 27 | $0 |
| 95117 | Professional service for multiple injections of allergen | 38 | 16 | $0 |
Insurance plans in this area (ZIP 40509)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | KY | |
| Orthopedic Surgery | KY | |
| - | KY | |
| - | KY | |
| O B S T E T R I C S/ G Y N E C O L O G Y | KY | |
| - | KY | |
| - | KY | |
| - | KY | |
| - | KY | |
| - | KY |
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