Payment Breakdown by Category
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Education | $1,323 | 4 | 98.0% |
| Food and Beverage | $26.53 | 2 | 2.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Evolution Surgical, Inc | $1,218 | 2 | $0 (2022) |
| Medical Device Business Services, Inc. | $122.62 | 3 | $0 (2022) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2022 | $1,341 | 5 | Evolution Surgical, Inc ($1,218) |
| 2021 | $8.05 | 1 | Genentech USA, Inc. ($8.05) |
All Payment Transactions
6 individual payment records from CMS Open Payments
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/08/2022 | Evolution Surgical, Inc | — | Education | In-kind items and services | $1,200.00 | General |
| 12/08/2022 | Evolution Surgical, Inc | — | Food and Beverage | In-kind items and services | $18.48 | General |
| 05/24/2022 | Medical Device Business Services, Inc. | — | Education | In-kind items and services | $58.86 | General |
| 04/22/2022 | Medical Device Business Services, Inc. | — | Education | In-kind items and services | $49.53 | General |
| 04/01/2022 | Medical Device Business Services, Inc. | — | Education | In-kind items and services | $14.23 | General |
| 01/29/2021 | Genentech USA, Inc. | Xofluza (Drug) | Food and Beverage | In-kind items and services | $8.05 | General |
| Category: Virology & Specialty Care | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 8 | 224 | 363 | $451,263 | $21,012 |
| 2022 | 6 | 390 | 570 | $749,642 | $44,171 |
| 2021 | 3 | 87 | 89 | $17,855 | $5,780 |
| 2020 | 7 | 271 | 275 | $68,558 | $15,796 |
All Medicare Procedures & Services
24 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| J7324 | Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | Office | 2023 | 24 | 79 | $112,101 | $6,948 | 6.2% |
| 20610 | Aspiration and/or injection of fluid from large joint | Office | 2023 | 49 | 78 | $263,549 | $4,164 | 1.6% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 40 | 52 | $29,948 | $3,316 | 11.1% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 21 | 21 | $16,422 | $2,670 | 16.3% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 27 | 27 | $16,335 | $2,012 | 12.3% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 13 | 13 | $7,658 | $1,126 | 14.7% |
| 96372 | Injection of drug or substance under skin or into muscle | Office | 2023 | 12 | 38 | $4,370 | $455.24 | 10.4% |
| J1030 | Injection, methylprednisolone acetate, 40 mg | Office | 2023 | 38 | 55 | $880.00 | $321.24 | 36.5% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 128 | 128 | $100,096 | $14,601 | 14.6% |
| J7324 | Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | Office | 2022 | 39 | 126 | $178,794 | $13,580 | 7.6% |
| 20610 | Aspiration and/or injection of fluid from large joint | Office | 2022 | 74 | 121 | $402,072 | $6,994 | 1.7% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 62 | 76 | $41,788 | $5,423 | 13.0% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 33 | 36 | $25,672 | $3,148 | 12.3% |
| J1030 | Injection, methylprednisolone acetate, 40 mg | Office | 2022 | 54 | 83 | $1,220 | $424.14 | 34.8% |
| 99202 | New patient outpatient visit, total time 15-29 minutes | Office | 2021 | 48 | 48 | $11,568 | $3,551 | 30.7% |
| 99212 | Established patient outpatient visit, total time 10-19 minutes | Office | 2021 | 20 | 21 | $3,465 | $1,202 | 34.7% |
| 87635 | Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | Office | 2021 | 19 | 20 | $2,822 | $1,026 | 36.4% |
| 99203 | New patient office or other outpatient visit, typically 30 minutes | Office | 2020 | 78 | 78 | $26,589 | $5,254 | 19.8% |
| 99202 | New patient office or other outpatient visit, typically 20 minutes | Office | 2020 | 40 | 40 | $9,466 | $2,789 | 29.5% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Office | 2020 | 36 | 37 | $13,131 | $2,528 | 19.3% |
| 87635 | Sars-cov-2 covid-19 amp prb | Office | 2020 | 43 | 43 | $6,193 | $2,204 | 35.6% |
| 99213 | Established patient office or other outpatient visit, typically 15 minutes | Office | 2020 | 40 | 42 | $10,109 | $2,142 | 21.2% |
| 99212 | Established patient office or other outpatient visit, typically 10 minutes | Office | 2020 | 19 | 19 | $2,831 | $842.00 | 29.7% |
| 81003 | Automated urinalysis test | Office | 2020 | 15 | 16 | $240.00 | $35.50 | 14.8% |
About Grace Cha, NP
Grace Cha, NP is a Nurse Practitioner healthcare provider based in Stanford, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 08/01/2017. The National Provider Identifier (NPI) number assigned to this provider is 1346764370.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Grace Cha, NP has received a total of $1,349 in payments from pharmaceutical and medical device companies, with $1,341 received in 2022. These payments were reported across 6 transactions from 3 companies. The most common payment nature is "Education" ($1,323).
As a Medicare-enrolled provider, Cha has provided services to 972 Medicare beneficiaries, totaling 1,297 services with total Medicare billing of $86,758. Data is available for 4 years (2020–2023), covering 24 distinct procedure/service records.
Practice Information
- Specialty Nurse Practitioner
- Other Specialties Family, Adult Health
- Location Stanford, CA
- Active Since 08/01/2017
- Last Updated 12/30/2025
- Taxonomy Code 363L00000X
- Entity Type Individual
- NPI Number 1346764370
Products in Payments
- Xofluza (Drug) $8.05
Explore
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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