Grigorios Chrysofakis, MD
Hematology & Oncology Physician · Sacramento, CA
Grigorios Chrysofakis, MD is a hematology & oncology physician with a practice address in Sacramento, California, and NPI 1700159118, issued on Feb 15, 2012. Check the license (California A137137, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Grigorios Chrysofakis
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- A137137 CA
Y3314181 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2800 L St Ste 300, Sacramento, CA 95816
- Phone
- (916) 453-3300
- Enumerated
- Feb 15, 2012
- Record last updated
- Sep 9, 2025
- Fax
- (916) 454-6822
- Medicare enrollment
- Enrolled (PECOS I20160519001427); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 2800 L St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vira Budnevska-Sira, P.A.C.Medical Physician Assistant1871928135
- Uma Chandavarkar, M.D.Gynecologic Oncology Physician1306038096
- Katie Crean-Tate, M.D.Obstetrics & Gynecology Physician1811293780
- Christa Dominick, M.D.Gynecologic Oncology Physician1043659634
- Phyllis Napoles, MDSurgery Physician1578713848
- Nadine Schenker, PA-CSurgical Oncology Physician1881527034
Verify Grigorios Chrysofakis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A137137Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% more Medicare Part D claims than the average hematology & oncology physician in 2024
991 Medicare Part D claims for 135 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 112 claims were for opioids.
Most prescribed
- Anastrozole84 claims
- Hydroxyurea75 claims
- Ondansetron Odt75 claims
- Dexamethasone45 claims
- Morphine Sulfate Er39 claims
- Potassium Chloride39 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,373.75
64 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Sierra Hematology And Oncology Medical CentersCarmichael, CA
- Sutter Valley Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
Other hematology & oncology physician records in California
- Mark Abate, M.D.Santa Barbara, CA1588778674
- Iman Abdalla, MDLos Angeles, CA1730248311
- Haifaa Abdulhaq, MDFresno, CA1508024647
- Nihal Abdulla, MDLos Alamitos, CA1750585345
- Mehrad Abedi, M.D.Sacramento, CA1467459222
- Oyewale Abidoye, M.D.La Jolla, CA1790841815
- Mohammed Abu Zaanona, MDSanta Barbara, CA1922591197
- Mohamad Adada, M.D., PHDRoseville, CA1528590734
- Jesse Adams, MDSacramento, CA1851479554
- Thompson Adams, MDSanta Monica, CA1407880891
Common questions
What is Grigorios Chrysofakis, MD's NPI number?
Grigorios Chrysofakis, MD's National Provider Identifier (NPI) is 1700159118, issued on Feb 15, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Grigorios Chrysofakis, MD located?
The NPPES record lists a practice address at 2800 L St Ste 300, Sacramento, CA, 95816. Phone: (916) 453-3300. Providers update this record themselves, so call before visiting.
How can I verify Grigorios Chrysofakis, MD's license?
NPPES lists California license number A137137, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Grigorios Chrysofakis, MD prescribe under Medicare Part D?
In 2024, Grigorios Chrysofakis, MD had 991 Medicare Part D claims for 135 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.