Seda Grigoryan, MD
Internal Medicine Physician · Chattanooga, TN
Seda Grigoryan, MD is an internal medicine physician with a practice address in Chattanooga, Tennessee, and NPI 1881180511, issued on Jul 5, 2018. Check the license (Tennessee 69457, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Seda Grigoryan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 69457 TN
Self-reported in NPPES; status is on the state search - Practice location
- 5616 Brainerd RD Ste 208, Chattanooga, TN 37411
- Phone
- (423) 265-3561
- Enumerated
- Jul 5, 2018
- Record last updated
- Nov 5, 2025
- Medicare enrollment
- Enrolled (PECOS I20240306000255); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 5616 Brainerd RD Ste 208
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Seda Grigoryan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 69457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
403 Medicare Part D claims for 101 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 67% of claims.
Most prescribed
- Mounjaro52 claims
- Jardiance49 claims
- Ozempic39 claims
- Levothyroxine Sodium27 claims
- Lantus Solostar14 claims
- Metformin Hcl Er14 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: $1,367.43
66 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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 one group practice
- David M. Huffman, M.d.,p.c.Chattanooga, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Seda Grigoryan among 2,596 internal medicine physician records in Tennessee
Seda Grigoryan, MD is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 86% of them.
- NPI issued2018 · 86% of these records are older, 12% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2017 · median 2003 among the 1,705 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
192 internal medicine physician records list a practice address in Chattanooga
They are 192 of the 7,377 NPPES records with a practice address in Chattanooga, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Chattanooga → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ihsaan Al-Amin, MDChattanooga, TN 374111205959970
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- Calvin Calhoun, M.D.Chattanooga, TN 374111093736837
- Tiundra Love, D.O.Chattanooga, TN 374111376787788
- Donald Marks, MDChattanooga, TN 374111568482180
- Naveed Memon, MDChattanooga, TN 374111386609055
- Ashley Sanders, M.D.Chattanooga, TN 374111972763654
- Anita Scott, MDChattanooga, TN 374111033139126
Common questions
What is Seda Grigoryan, MD's NPI number?
Seda Grigoryan, MD's National Provider Identifier (NPI) is 1881180511, issued on Jul 5, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Seda Grigoryan, MD located?
The NPPES record lists a practice address at 5616 Brainerd RD Ste 208, Chattanooga, TN, 37411. Phone: (423) 265-3561. Providers update this record themselves, so call before visiting.
How can I verify Seda Grigoryan, MD's license?
NPPES lists Tennessee license number 69457, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Seda Grigoryan, MD prescribe under Medicare Part D?
In 2024, Seda Grigoryan, MD had 403 Medicare Part D claims for 101 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.