RICHARD HILDEBRANDT HILDEBRANDT (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1679542237
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,584 PATHOLOGY in CA
Provider Addresses for RICHARD HILDEBRANDT HILDEBRANDT (MD)
PO BOX 10076
VAN NUYS, CA 914100076
Phone: (805) 578-8300
Fax: (805) 578-8950
Type: Mailing
2450 Ashby Ave
Berkeley, CA 947052067
Phone: (510) 204-1642
Type: Location
300 PASTEUR DR
STANFORD, CA 943052200
Phone: (650) 723-4000
Type: Mailing
Alta Bates Summit Medical Center - Alta Bates Campus, 2450, Ashby Avenue, Elmwood, Berkeley, Alameda County, California, 94705, United States
BERKELEY, CA 947052067
Phone: (510) 204-1642
Type: Location
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 $21.
Total Amount is formed as General ($21) + Research ($0) + Ownership ($0) = $21.
Last reported payment date: 2023-03-17 • Largest payer in this snapshot: Hologic Sales and Service, LLC ($21).
Total Amount
$21
General + Research + Ownership
Payments
1
Total payment records
General Amount
$21
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-03-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Hologic Sales and Service, LLC | $21 |
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: 2006-01-20
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 |
|---|---|---|---|---|
| I20060120000482 | I | Pathology | 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 |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 3,821 | 1,393 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 405 | 285 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 92 | 41 | $0 |
| 88312 | Special stained specimen slides to identify organisms including interpretation and report | 48 | 39 | $0 |
Insurance plans in this area (ZIP 91410)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | CA | 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 104 | 99 |
| PATHOLOGY | CA | 88312 | Special stained specimen slides to identify organisms including interpretation and report | 26 | 17 |
| PATHOLOGY | CA | 88342 | Tissue or cell analysis by immunologic technique | 87 | 73 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| - | CA | |
| - | CA | |
| - | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Hematology, Medical Oncology | NY | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| Nurse Practitioner | CA | |
| Nurse Practitioner | CA | |
| Neuropsychiatry, Neurology | CA |
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