Total Payments
$6,900
2024 Payments
$1,155
Companies
49
Transactions
434
Medicare Patients
8,945
Medicare Billing
$531,931
Payment Breakdown by Category
Food & Beverage$6,821 (98.9%)
Education$78.50 (1.1%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $6,821 | 430 | 98.9% |
| Education | $78.50 | 4 | 1.1% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Novo Nordisk Inc | $931.15 | 52 | $0 (2024) |
| PFIZER INC. | $826.44 | 56 | $0 (2024) |
| Amgen Inc. | $694.30 | 47 | $0 (2024) |
| ABBVIE INC. | $471.80 | 26 | $0 (2024) |
| GlaxoSmithKline, LLC. | $455.30 | 34 | $0 (2024) |
| Lilly USA, LLC | $336.83 | 23 | $0 (2024) |
| AstraZeneca Pharmaceuticals LP | $311.00 | 25 | $0 (2021) |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $271.11 | 17 | $0 (2023) |
| SANOFI-AVENTIS U.S. LLC | $271.08 | 16 | $0 (2023) |
| Merck Sharp & Dohme LLC | $250.78 | 18 | $0 (2022) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $1,155 | 62 | PFIZER INC. ($195.95) |
| 2023 | $1,060 | 61 | Novo Nordisk Inc ($220.30) |
| 2022 | $1,024 | 59 | Novo Nordisk Inc ($183.73) |
| 2021 | $287.60 | 18 | AbbVie Inc. ($96.80) |
| 2020 | $591.55 | 41 | AstraZeneca Pharmaceuticals LP ($117.60) |
| 2019 | $887.50 | 63 | PFIZER INC. ($159.35) |
| 2018 | $1,008 | 68 | Amgen Inc. ($275.90) |
| 2017 | $886.79 | 62 | GlaxoSmithKline, LLC. ($108.07) |
All Payment Transactions
434 individual payment records from CMS Open Payments — Page 1 of 18
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/29/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $17.25 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 11/26/2024 | PFIZER INC. | PAXLOVID (Drug) | Food and Beverage | In-kind items and services | $20.04 | General |
| Category: INFECTIOUS DISEASES | ||||||
| 11/07/2024 | Xeris Pharmaceuticals, Inc. | GVOKE HYPOPEN (Drug) | Food and Beverage | In-kind items and services | $21.51 | General |
| Category: Diabetes | ||||||
| 10/30/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $17.10 | General |
| Category: RESPIRATORY | ||||||
| 10/29/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $14.26 | General |
| Category: PAIN | ||||||
| 10/24/2024 | Amgen Inc. | Otezla (Drug), Repatha | Food and Beverage | In-kind items and services | $14.42 | General |
| Category: Inflammation | ||||||
| 10/23/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $14.79 | General |
| Category: PAIN | ||||||
| 10/09/2024 | Novo Nordisk Inc | Wegovy (Drug) | Food and Beverage | In-kind items and services | $17.39 | General |
| Category: Obesity | ||||||
| 10/01/2024 | Novo Nordisk Inc | Ozempic (Drug), Rybelsus | Food and Beverage | In-kind items and services | $19.21 | General |
| Category: Diabetes | ||||||
| 09/25/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $18.49 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 09/25/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug), AREXVY | Food and Beverage | In-kind items and services | $17.18 | General |
| Category: RESPIRATORY | ||||||
| 09/16/2024 | Amgen Inc. | Otezla (Drug), Repatha | Food and Beverage | In-kind items and services | $18.09 | General |
| Category: Inflammation | ||||||
| 08/28/2024 | Novo Nordisk Inc | Wegovy (Drug) | Food and Beverage | In-kind items and services | $17.81 | General |
| Category: Obesity | ||||||
| 08/28/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $12.16 | General |
| Category: PAIN | ||||||
| 08/12/2024 | Lilly USA, LLC | MOUNJARO (Drug), ZEPBOUND | Food and Beverage | In-kind items and services | $15.40 | General |
| Category: Diabetes | ||||||
| 08/06/2024 | Abbott Laboratories | FREESTYLE LIBRE 3 (Device) | Food and Beverage | In-kind items and services | $20.57 | General |
| Category: Diabetes Care | ||||||
| 08/06/2024 | ABBVIE INC. | VRAYLAR (Drug) | Food and Beverage | In-kind items and services | $13.82 | General |
| Category: NEUROSCIENCE | ||||||
| 08/05/2024 | Sumitomo Pharma America, Inc. | GEMTESA (Drug) | Food and Beverage | In-kind items and services | $18.06 | General |
| Category: UROLOGY | ||||||
| 07/23/2024 | Esperion Therapeutics, Inc. | NEXLETOL (Drug) | Food and Beverage | In-kind items and services | $16.54 | General |
| Category: ANTILIPEMIC AGENTS | ||||||
| 07/18/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $9.37 | General |
| Category: PAIN | ||||||
| 07/11/2024 | Xeris Pharmaceuticals, Inc. | GVOKE HYPOPEN (Drug) | Food and Beverage | In-kind items and services | $17.33 | General |
| Category: Diabetes | ||||||
| 07/03/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $19.21 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 06/25/2024 | ABBVIE INC. | VRAYLAR (Drug) | Food and Beverage | In-kind items and services | $13.83 | General |
| Category: NEUROSCIENCE | ||||||
| 06/20/2024 | Novo Nordisk Inc | Wegovy (Drug) | Food and Beverage | In-kind items and services | $21.92 | General |
| Category: Obesity | ||||||
| 05/24/2024 | PFIZER INC. | PREVNAR 20 (Biological), COMIRNATY, ABRYSVO | Food and Beverage | In-kind items and services | $15.46 | General |
| Category: VACCINES | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 22 | 1,503 | 2,598 | $533,491 | $124,721 |
| 2022 | 24 | 2,364 | 3,895 | $610,315 | $138,625 |
| 2021 | 25 | 2,489 | 4,292 | $633,592 | $141,559 |
| 2020 | 27 | 2,589 | 4,487 | $569,407 | $127,027 |
Total Patients
8,945
Total Services
15,272
Medicare Billing
$531,931
Procedure Codes
98
All Medicare Procedures & Services
98 procedure records from CMS Medicare Utilization — Page 1 of 4
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 368 | 763 | $290,576 | $59,496 | 20.5% |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 2023 | 258 | 258 | $99,060 | $30,699 | 31.0% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 210 | 310 | $83,497 | $16,755 | 20.1% |
| 90677 | Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Office | 2023 | 20 | 21 | $17,874 | $5,346 | 29.9% |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | Office | 2023 | 50 | 50 | $10,753 | $3,715 | 34.5% |
| G0180 | Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Office | 2023 | 38 | 42 | $6,494 | $1,578 | 24.3% |
| G0008 | Administration of influenza virus vaccine | Office | 2023 | 53 | 53 | $4,889 | $1,530 | 31.3% |
| 96372 | Injection of drug or substance under skin or into muscle | Office | 2023 | 65 | 141 | $5,908 | $1,310 | 22.2% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2023 | 94 | 109 | $981.00 | $890.40 | 90.8% |
| G0009 | Administration of pneumococcal vaccine | Office | 2023 | 20 | 20 | $1,538 | $548.53 | 35.7% |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Office | 2023 | 67 | 69 | $1,656 | $511.38 | 30.9% |
| 20610 | Aspiration and/or injection of fluid from large joint | Office | 2023 | 11 | 14 | $2,925 | $500.17 | 17.1% |
| 83036 | Hemoglobin a1c level | Office | 2023 | 54 | 55 | $1,650 | $470.20 | 28.5% |
| 85027 | Complete blood cell count (red cells, white blood cell, platelets), automated test | Office | 2023 | 58 | 60 | $1,200 | $355.04 | 29.6% |
| 73502 | X-ray of hip, 2-3 views | Office | 2023 | 12 | 12 | $1,260 | $313.80 | 24.9% |
| 71046 | X-ray of chest, 2 views | Office | 2023 | 13 | 14 | $950.00 | $184.80 | 19.5% |
| 85610 | Blood test, clotting time | Office | 2023 | 11 | 42 | $546.00 | $166.05 | 30.4% |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Office | 2023 | 15 | 17 | $744.00 | $162.65 | 21.9% |
| J3420 | Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Office | 2023 | 14 | 88 | $542.08 | $88.82 | 16.4% |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Office | 2023 | 12 | 60 | $190.80 | $38.07 | 20.0% |
| 81003 | Automated urinalysis test | Office | 2023 | 14 | 16 | $112.00 | $31.70 | 28.3% |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | Office | 2023 | 46 | 384 | $145.92 | $30.47 | 20.9% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 441 | 857 | $328,934 | $62,889 | 19.1% |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 2022 | 256 | 256 | $100,316 | $30,757 | 30.7% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 219 | 307 | $83,755 | $16,522 | 19.7% |
About Dr. Christopher Yamamoto, M.D
Dr. Christopher Yamamoto, M.D is a Family Medicine healthcare provider based in Calhoun, Georgia. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 12/21/2006. The National Provider Identifier (NPI) number assigned to this provider is 1164586004.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Christopher Yamamoto, M.D has received a total of $6,900 in payments from pharmaceutical and medical device companies, with $1,155 received in 2024. These payments were reported across 434 transactions from 49 companies. The most common payment nature is "Food and Beverage" ($6,821).
As a Medicare-enrolled provider, Yamamoto has provided services to 8,945 Medicare beneficiaries, totaling 15,272 services with total Medicare billing of $531,931. Data is available for 4 years (2020–2023), covering 98 distinct procedure/service records.
Ad
Practice Information
- Specialty Family Medicine
- Location Calhoun, GA
- Active Since 12/21/2006
- Last Updated 12/19/2018
- Taxonomy Code 207Q00000X
- Entity Type Individual
- NPI Number 1164586004
Products in Payments
- FARXIGA (Drug) $299.46
- VRAYLAR (Drug) $282.98
- Prolia (Biological) $282.86
- Ozempic (Drug) $264.48
- REXULTI (Drug) $249.05
- TRELEGY ELLIPTA (Drug) $245.74
- JARDIANCE (Drug) $242.83
- Rybelsus (Drug) $217.52
- ELIQUIS (Drug) $194.71
- Wegovy (Drug) $189.73
- CHANTIX (Drug) $188.27
- NURTEC ODT (Drug) $184.83
- Aimovig (Biological) $151.61
- XARELTO (Drug) $133.75
- MOUNJARO (Drug) $131.70
- JANUVIA (Drug) $123.39
- Victoza (Drug) $119.87
- TRULICITY (Drug) $109.95
- Repatha (Biological) $106.58
- Tymlos (Biological) $94.20
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.
Family Medicine Doctors in Calhoun
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