Payment Breakdown by Category
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $65.10 | 1 | 100.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Stemline Therapeutics Inc. | $65.10 | 1 | $0 (2020) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2020 | $65.10 | 1 | Stemline Therapeutics Inc. ($65.10) |
All Payment Transactions
1 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 01/27/2020 | Stemline Therapeutics Inc. | ELZONRIS (Drug) | Food and Beverage | In-kind items and services | $65.10 | General |
| Category: ONCOLOGY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 13 | 2,489 | 6,295 | $911,936 | $219,106 |
| 2022 | 14 | 2,589 | 6,096 | $941,612 | $236,668 |
| 2021 | 15 | 2,580 | 5,799 | $896,072 | $239,826 |
| 2020 | 14 | 2,336 | 4,952 | $770,005 | $215,769 |
All Medicare Procedures & Services
78 procedure records from CMS Medicare Utilization — Page 1 of 4
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | Facility | 2023 | 1,291 | 3,825 | $557,901 | $109,072 | 19.6% |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | Office | 2023 | 562 | 1,246 | $236,050 | $67,486 | 28.6% |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | Facility | 2023 | 79 | 463 | $22,400 | $10,888 | 48.6% |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | Facility | 2023 | 137 | 161 | $15,029 | $4,625 | 30.8% |
| G0416 | Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method | Office | 2023 | 14 | 14 | $16,784 | $4,332 | 25.8% |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | Office | 2023 | 18 | 72 | $9,444 | $4,282 | 45.3% |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | Facility | 2023 | 54 | 62 | $12,896 | $4,222 | 32.7% |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | Office | 2023 | 30 | 41 | $7,715 | $3,208 | 41.6% |
| 88312 | Special stained specimen slides to identify organisms including interpretation and report | Facility | 2023 | 84 | 119 | $7,066 | $2,609 | 36.9% |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | Office | 2023 | 13 | 37 | $3,969 | $2,220 | 55.9% |
| 88312 | Special stained specimen slides to identify organisms including interpretation and report | Office | 2023 | 14 | 20 | $3,482 | $1,963 | 56.4% |
| 88173 | Evaluation of fine needle aspirate with interpretation and report | Facility | 2023 | 15 | 20 | $3,196 | $1,199 | 37.5% |
| 88112 | Cell examination of specimen, selective cellular enhancement technique | Facility | 2023 | 39 | 41 | $5,312 | $927.95 | 17.5% |
| 88360 | Microscopic genetic analysis of tumor, manual | Facility | 2023 | 19 | 23 | $2,370 | $792.21 | 33.4% |
| 88313 | Special stained specimen slides to examine tissue including interpretation and report | Facility | 2023 | 29 | 51 | $1,683 | $494.89 | 29.4% |
| 88304 | Pathology examination of tissue using a microscope, moderately low complexity | Facility | 2023 | 50 | 52 | $5,408 | $482.03 | 8.9% |
| 88311 | Preparation of tissue for examination by removing any calcium present | Facility | 2023 | 14 | 19 | $507.49 | $197.10 | 38.8% |
| 88300 | Pathology examination of tissue using a microscope, limited examination | Facility | 2023 | 27 | 29 | $725.00 | $106.69 | 14.7% |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | Facility | 2022 | 1,170 | 3,297 | $480,765 | $96,842 | 20.1% |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | Office | 2022 | 567 | 1,324 | $248,525 | $71,816 | 28.9% |
| G0416 | Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method | Office | 2022 | 83 | 83 | $88,951 | $23,078 | 25.9% |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | Facility | 2022 | 103 | 512 | $24,771 | $12,214 | 49.3% |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | Facility | 2022 | 78 | 110 | $22,880 | $7,748 | 33.9% |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | Facility | 2022 | 147 | 178 | $16,616 | $5,213 | 31.4% |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | Office | 2022 | 28 | 73 | $8,480 | $3,882 | 45.8% |
About Zhen Yan, MD, PHD
Zhen Yan, MD, PHD is a Anatomic Pathology healthcare provider based in San Francisco, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 04/19/2011. The National Provider Identifier (NPI) number assigned to this provider is 1629368048.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Zhen Yan, MD, PHD has received a total of $65.10 in payments from pharmaceutical and medical device companies, with $65.10 received in 2020. These payments were reported across 1 transactions from 1 company. The most common payment nature is "Food and Beverage" ($65.10).
As a Medicare-enrolled provider, Yan has provided services to 9,994 Medicare beneficiaries, totaling 23,142 services with total Medicare billing of $911,369. Data is available for 4 years (2020–2023), covering 78 distinct procedure/service records.
Practice Information
- Specialty Anatomic Pathology
- Location San Francisco, CA
- Active Since 04/19/2011
- Last Updated 02/02/2018
- Taxonomy Code 207ZP0101X
- Entity Type Individual
- NPI Number 1629368048
Products in Payments
- ELZONRIS (Drug) $65.10
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Data Sources
Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.
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