NPPES file of Aug 9, 2026

Tzvetan Vassilev, MD

Infectious Disease Physician · Lawrenceville, GA

Tzvetan Vassilev, MD is an infectious disease physician with a practice address in Lawrenceville, Georgia, and NPI 1619980893, issued on Aug 15, 2006. Check the license (Georgia 049952, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619980893
Name
Tzvetan Vassilev
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
049952 GA
Self-reported in NPPES; status is on the state search
Practice location
1960 Riverside Pkwy, Lawrenceville, GA 30043
Phone
(770) 495-0466
Enumerated
Aug 15, 2006
Record last updated
Jul 23, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(770) 995-0472
Medicaid IDs
00903933A GA
309455 GA
Medicare enrollment
Enrolled (PECOS I20040908000220); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1960 Riverside Pkwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ann Czabala, OTR/L, CHTHand Occupational Therapist1689847923
  2. Karuna Kusan, M.D.Infectious Disease Physician1013921329
  3. Melanie Lopez, NP-CAdult Health Nurse Practitioner1023369477
  4. Elizabeth Nerren, AU.D.Audiologist1811155823
  5. Elliot Raizes, MDInfectious Disease Physician1912913740
  6. Beth Sullivan, DOFamily Medicine Physician1669476388

Verify Tzvetan Vassilev in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 049952
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Georgia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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80% more Medicare Part D claims than the average infectious disease physician in 2024

1,240 Medicare Part D claims for 257 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims.

  1. Tzvetan Vassilev1,240
  2. Specialty average689

Most prescribed

  1. Biktarvy145 claims
  2. Ceftriaxone103 claims
  3. Dovato76 claims
  4. Triumeq73 claims
  5. Ertapenem71 claims
  6. Doxycycline Hyclate67 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,447.71

68 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tzvetan Vassilev$1,447.71
  2. Specialty average$4,362.19

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Infectious Disease Consultants PCSuwanee, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Tzvetan Vassilev among 351 infectious disease physician records in Georgia

Tzvetan Vassilev, MD is one of 351 infectious disease physician records with a practice address in Georgia. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 58% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1988 · median 2005 among the 218 with a school on file
  • Record last updated2012 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Georgia

There are 351 infectious disease physician records in Georgia.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Daniel Ketterer, M.D.Lawrenceville, GA 300431134393796
  2. Karuna Kusan, M.D.Lawrenceville, GA 300431013921329
  3. Elliot Raizes, MDLawrenceville, GA 300431912913740
  4. Madhavi Rayapudi, MDCumming, GA 300401215971668
  5. Khaled Rikabi, MDCumming, GA 300401851375489
  6. Revanth Yendamuri, MDCumming, GA 300401811575533
  7. Emily Cartwright, M.D.Decatur, GA 300331912183302
  8. Tom Chiller, M.D.Decatur, GA 300331467554550

Common questions

What is Tzvetan Vassilev, MD's NPI number?

Tzvetan Vassilev, MD's National Provider Identifier (NPI) is 1619980893, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tzvetan Vassilev, MD located?

The NPPES record lists a practice address at 1960 Riverside Pkwy, Lawrenceville, GA, 30043. Phone: (770) 495-0466. Providers update this record themselves, so call before visiting.

How can I verify Tzvetan Vassilev, MD's license?

NPPES lists Georgia license number 049952, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tzvetan Vassilev, MD prescribe under Medicare Part D?

In 2024, Tzvetan Vassilev, MD had 1,240 Medicare Part D claims for 257 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

What is Tzvetan Vassilev, MD's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.