DR. NANCY MOSTAFA JOSEPH (M.D.) – Molecular Genetic Pathology (Pathology) Physician, NPI 1669799078
Molecular Genetic Pathology (Pathology) Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,584 PATHOLOGY in CA
Provider Addresses for DR. NANCY MOSTAFA JOSEPH (M.D.)
985 SPRING COVE DR
SCHAUMBURG, IL 601933859
Phone: (734) 330-4474
Type: Mailing
505 PARNASSUS AVE # M-580
UCSF
SAN FRANCISCO, CA 941432204
Phone: (415) 353-7359
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
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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: 2014-09-22
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 |
|---|---|---|---|---|
| I20140922000139 | 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 | 488 | 243 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 129 | 35 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 67 | 63 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 47 | 31 | $0 |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | 38 | 13 | $0 |
Insurance plans in this area (ZIP 60193)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | CA | 88342 | Tissue or cell analysis by immunologic technique | 34 | 32 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | CA | |
| Hospitalist, Internal Medicine | CA | |
| - | CA | |
| - | CA | |
| Physician Assistant | CA | |
| A N E S T H E S I O L O G Y | CA | |
| - | CA | |
| - | ID | |
| - | MD | |
| Orthopedic Surgery | CA |
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