Gregory Marcos Bell, M.D.
Rheumatology Physician · Noblesville, IN
Gregory Marcos Bell, M.D. is a rheumatology physician with a practice address in Noblesville, Indiana, and NPI 1083689939, issued on Feb 22, 2006. Check the license (Indiana 01074805A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Gregory Marcos Bell
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- 01074805A IN
ME0082431 FL
Self-reported in NPPES; status is on the state search - Practice location
- 17840 Cumberland RD, Noblesville, IN 46060
- Phone
- (317) 574-1254
- Enumerated
- Feb 22, 2006
- Record last updated
- Jul 31, 2026
- Fax
- (317) 674-0060
- Medicaid ID
- 201268150 IN
- Medicare enrollment
- Enrolled (PECOS I20150105000367); may accept Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 127 in Indiana → Look up another NPI →
Also registered at 17840 Cumberland RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shannon Adams, LCSWClinical Social Worker1992393680
- Julie Augustinovicz, LCSWClinical Social Worker1598867194
- Janet Bazzell, LCSWClinical Social Worker1558088187
- Robert Beilouny, PYSD, HSPPPsychologist1922049626
- Aaron Benjamin, LMFTMarriage & Family Therapist1750227757
- Andrew Bridge, MDDermatology Physician1174780837
Verify Gregory Marcos Bell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01074805ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average rheumatology physician in 2024
3,449 Medicare Part D claims for 453 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 40 claims were for opioids.
Most prescribed
- Methotrexate376 claims
- Sulfasalazine Dr343 claims
- Hydroxychloroquine Sulfate259 claims
- Colchicine256 claims
- Celecoxib217 claims
- Methylprednisolone205 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: $458.96
18 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Healthnet IncIndianapolis, IN
- Jane Pauley Community Health Center IncIndianapolis, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Marcos Bell among 127 rheumatology physician records in Indiana
Gregory Marcos Bell, M.D. is one of 127 rheumatology physician records with a practice address in Indiana. 79% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 48% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1998 · median 2001 among the 87 with a school on file
- Record last updated2026 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Indiana
There are 127 rheumatology physician records in Indiana.
All 127 in Indiana → Every provider in Noblesville → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Veronica Heitsch, M.D.Noblesville, IN 460601366880411
- Kathleen Thomas, DONoblesville, IN 460601467474031
- Padmini Parameswaran, MDNoblesville, IN 460621811341282
- Sarah Perryman, D.O.Noblesville, IN 460621023370723
- Trinh Tran, M.D.Westfield, IN 460621417998626
- Tehniat Haider, MDLebanon, IN 460521396905782
- Jolene Key, MDFishers, IN 460371831154640
- Kristine Rea, MDAnderson, IN 460161174546907
Common questions
What is Gregory Marcos Bell, M.D.'s NPI number?
Gregory Marcos Bell, M.D.'s National Provider Identifier (NPI) is 1083689939, issued on Feb 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Marcos Bell, M.D. located?
The NPPES record lists a practice address at 17840 Cumberland RD, Noblesville, IN, 46060. Phone: (317) 574-1254. Providers update this record themselves, so call before visiting.
How can I verify Gregory Marcos Bell, M.D.'s license?
NPPES lists Indiana license number 01074805A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Marcos Bell, M.D. prescribe under Medicare Part D?
In 2024, Gregory Marcos Bell, M.D. had 3,449 Medicare Part D claims for 453 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.