MICHAEL JOSEPH MULLIGAN (MD) – Allergy Physician, NPI 1306884283
Allergy Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
521 ALLERGY/IMMUNOLOGY in CA
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Provider Addresses for MICHAEL JOSEPH MULLIGAN (MD)
West El Camino Real, Mountain View, Santa Clara County, California, 94039, United States
2ND FLOOR
MOUNTAIN VIEW, CA 940406201
Phone:
Type: Mailing
PAMF Mountain View Center, 701, East El Camino Real, Mountain View, Santa Clara County, California, 94040, United States
MOUNTAIN VIEW, CA 940402833
Phone: (650) 934-7888
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $31.
Total Amount is formed as General ($31) + Research ($0) + Ownership ($0) = $31.
Last reported payment date: 2023-04-14 • Largest payer in this snapshot: PFIZER INC. ($31).
Total Amount
$31
General + Research + Ownership
Payments
2
Total payment records
General Amount
$31
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-04-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $31 |
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: 2008-08-08
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 |
|---|---|---|---|---|
| I20080808000795 | I | Allergy/Immunology | CA | 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 | 605 | 18 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 580 | 30 | $0 |
| 95117 | Professional service for multiple injections of allergen | 506 | 71 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 189 | 114 | $0 |
| 95115 | Professional service for single injection of allergen | 125 | 21 | $0 |
Insurance plans in this area (ZIP 94040)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ALLERGY/IMMUNOLOGY | CA | 95117 | Injection of incremental dosages of allergen, 2 or more injections | 154 | 13 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | CA | |
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| - | CA | |
| Hospitalist, Obstetrics/Gynecology | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | OR | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| A N E S T H E S I O L O G Y | CA |
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