Dr. Natalya Greyz-Yusupov, MD

  • Vallejo, CA
  • Internist
NPI1174673982PAC ID9638191992
Part D claims, 2024
723
Publications
2
Hospital affiliations
2
Medical group
1
Insurance carriers
1
Practice address
975 Sereno Dr, Vallejo, CA 94589
Practice phone
Call (707) 651-1000
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Vallejo Medical Center

Hospital · Vallejo, California

See all 5 affiliations

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Dr. Natalya Greyz-Yusupov is an internist in Vallejo, California

Dr. Greyz-Yusupov practices at Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente.

Dr. Greyz-Yusupov's NPI, 1174673982, was assigned on January 12, 2007. Dr. Greyz-Yusupov graduated from Dnipropetrovsk State Medical Academy in 1995. Dr. Greyz-Yusupov holds California license A79520.

NPI and contact details
Medicare PAC ID
9638191992
NPI enumeration date
January 12, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(707) 651-1000
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
57
Medical school graduation
1995

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Natalya Greyz-Yusupov practices at Vallejo Medical Center in Vallejo, California

Dr. Greyz-Yusupov's primary practice is Vallejo Medical Center, at 975 Sereno Dr, Vallejo, CA 94589 in Solano County. The practice phone is (707) 651-1000.

Source: Dmand AI Affiliation Data

Dr. Natalya Greyz-Yusupov is affiliated with 4 sites of care and 1 medical group

Dr. Greyz-Yusupov's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. Dr. Greyz-Yusupov is also affiliated with San Rafael Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Greyz-Yusupov to 1 more home health agency and 1 hospice, each named with a free account.

See all 5 affiliations for Dr. Greyz-Yusupov

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Natalya Greyz-Yusupov's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greyz-Yusupov practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Vallejo Medical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Natalya Greyz-Yusupov is one of 16,751 internists in California

Internal medicine is Dr. Greyz-Yusupov's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Greyz-Yusupov is board certified in board certification by the American Board of Integrative Holistic Medicine. Dr. Greyz-Yusupov is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A79520 · 2002 to 2026 · taxonomy 207R00000X

Internists near Dr. Greyz-Yusupov

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Natalya Greyz-Yusupov's patients have a median age of 65

Across all payers, Dmand AI patient panel data puts Dr. Greyz-Yusupov's median patient age at 65, with 88% women.

Dr. Greyz-Yusupov's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women88%
  • Men12%

Source: Dmand AI Patient Panel Data

Dr. Natalya Greyz-Yusupov wrote 723 Medicare Part D claims in 2024

In 2024, Dr. Greyz-Yusupov wrote 723 Medicare Part D claims for 164 patients. 73% of them were for generic drugs. CMS names the drug for 622 of them, across 18 drugs with 11 or more claims each, at $2,597,112 in total drug cost. In 2023, CMS named 690 claims across 17 drugs.

Part D claims, 2024723
Drugs named by CMS18
Total drug cost$2.6M
Part D patients164

Dr. Greyz-Yusupov's Part D claims by kind of drug, 2024

  • Generic529 claims73%
  • Brand-name194 claims27%

Dr. Greyz-Yusupov's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 6902024: 62210%

Drugs named by CMS: 18 in 2024, 17 in 2023.

See all prescribing by Dr. Greyz-Yusupov

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. Natalya Greyz-Yusupov takes part in Medicare

Dr. Greyz-Yusupov accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Natalya Greyz-Yusupov has 2 publications on record

Dmand AI links 2 papers to Dr. Greyz-Yusupov, published from 2020 to 2021. Dr. Greyz-Yusupov's most frequent co-authors are Andrew Linden Avins, MD, Ernie Porteza Balcueva, MD and Jack B. Basil, MD.

Papers2
Years published2020 to 2021

Dr. Greyz-Yusupov's most frequent co-authors

Recent publications by Dr. Greyz-Yusupov

See all 2 publications and co-authors

See who Dr. Greyz-Yusupov researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Greyz-Yusupov works with, so you can find a warm path to the right internists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Natalya Greyz-Yusupov has 1 award and honors on record

Dmand AI lists 1 award for Dr. Greyz-Yusupov, most recently CMS Stage 1 2012 in 2011.

Awards and honors for Dr. Greyz-Yusupov

  1. 2011
    • CMS Stage 1 2012

Source: Dmand AI Professional Profile Data

Dr. Natalya Greyz-Yusupov graduated from Dnipropetrovsk State Medical Academy

Dr. Greyz-Yusupov graduated from Dnipropetrovsk State Medical Academy in 1995. Dr. Greyz-Yusupov is a member of ASCO, ASH and Society for Integrative Oncology.

  1. Medical schoolDnipropetrovsk State Medical Academy
  2. Board certified in board certificationAmerican Board of Integrative Holistic Medicine
  3. Board certified in hematologyAmerican Board of Internal Medicine
  4. Board certified in hospice and palliative medicineAmerican Board of Internal Medicine
  5. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Natalya Greyz-Yusupov accepts plans from 1 insurance carrier

Dr. Greyz-Yusupov is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • Kaiser Permanente

Plan types Dr. Greyz-Yusupov accepts, by number of carriers

  1. EPO1
  2. HMO1
  3. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Natalya Greyz-Yusupov's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Natalya Greyz-Yusupov

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Natalya Greyz-Yusupov's NPI number?

Dr. Natalya Greyz-Yusupov's NPI number is 1174673982. It was assigned on January 12, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Natalya Greyz-Yusupov?

Dr. Natalya Greyz-Yusupov is an internist in Vallejo, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Natalya Greyz-Yusupov practice?

Dr. Greyz-Yusupov practices at 975 Sereno Dr, Vallejo, CA 94589. Dr. Greyz-Yusupov's primary practice is Vallejo Medical Center in Vallejo, California, part of Kaiser Permanente. Dmand AI also links Dr. Greyz-Yusupov to 1 home health agency and 1 hospice.

What is Dr. Natalya Greyz-Yusupov's office phone number?

The practice phone on file for Dr. Greyz-Yusupov is (707) 651-1000.

What is Dr. Natalya Greyz-Yusupov's medical license number?

Dr. Greyz-Yusupov holds California license A79520.

Which hospitals is Dr. Natalya Greyz-Yusupov affiliated with?

Dr. Greyz-Yusupov practices at Vallejo Medical Center in Vallejo, California. Dr. Greyz-Yusupov is also affiliated with San Rafael Medical Center.

What medical group is Dr. Natalya Greyz-Yusupov part of?

Dr. Greyz-Yusupov is linked to The Permanente Medical Group, Inc.

Does Dr. Natalya Greyz-Yusupov accept Medicare?

Yes. CMS lists Dr. Greyz-Yusupov as accepting Medicare assignment.

Is Dr. Natalya Greyz-Yusupov board certified?

Yes. Dr. Greyz-Yusupov is board certified in board certification by the American Board of Integrative Holistic Medicine.

Where did Dr. Natalya Greyz-Yusupov go to medical school?

Dr. Greyz-Yusupov graduated from Dnipropetrovsk State Medical Academy in 1995.

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What drugs does Dr. Natalya Greyz-Yusupov prescribe most?

In 2024 Medicare Part D data, Dr. Greyz-Yusupov's most prescribed drugs by claims were Abiraterone Acetate, Anastrozole and Lenalidomide.

How long has Dr. Natalya Greyz-Yusupov been practicing?

Dr. Greyz-Yusupov graduated from medical school in 1995, 31 years ago.

Does Dr. Natalya Greyz-Yusupov do research?

Dmand AI links 2 publications to Dr. Greyz-Yusupov, published from 2020 to 2021.

Who does Dr. Natalya Greyz-Yusupov publish with?

Dr. Greyz-Yusupov's most frequent co-authors are Andrew Linden Avins, MD (1 shared paper), Ernie Porteza Balcueva, MD (1 shared paper) and Jack B. Basil, MD (1 shared paper).

What insurance does Dr. Natalya Greyz-Yusupov accept?

Dr. Greyz-Yusupov is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

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