NPPES file of Aug 9, 2026

Chelsy Marlin, DO

Family Medicine Physician · Evansville, IN

Chelsy Marlin, DO is a family medicine physician with a practice address in Evansville, Indiana, and NPI 1790302271, issued on Jun 30, 2020. Check the license (Indiana 02007634A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1790302271
Name
Chelsy Marlin
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
02007634A IN
Self-reported in NPPES; status is on the state search
Practice location
520 Mary St Ste 340, Evansville, IN 47710
Phone
(812) 450-6700
Enumerated
Jun 30, 2020
Record last updated
Oct 23, 2024
Fax
(812) 450-6710
Medicare enrollment
Enrolled (PECOS I20240710000206); accepts Medicare assignment
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 520 Mary St Ste 340

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

  1. Cayla Darnell, NPNurse Practitioner1093370983
  2. Shauntrece Deters, FNPNurse Practitioner1972813780
  3. Julie Gerhardt, MDHospice and Palliative Medicine (Internal Medicine) Physician1568401503
  4. Lisa Isaacs, FNPNurse Practitioner1285936377
  5. Jung Wook Kang Smith, M.D.Family Medicine Physician1770842460
  6. Mary Markham, NPNurse Practitioner1639120728

Verify Chelsy Marlin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 02007634A
    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 Indiana 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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85% fewer Medicare Part D claims than the average family medicine physician in 2024

538 Medicare Part D claims for 67 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Chelsy Marlin538
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium34 claims
  2. Gabapentin22 claims
  3. Famotidine19 claims
  4. Amlodipine Besylate18 claims
  5. Levothyroxine Sodium16 claims
  6. Albuterol Sulfate Hfa15 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: $420.17

23 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chelsy Marlin$420.17
  2. Specialty average$902.55

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. Deaconess Clinic IncEvansville, IN

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

Chelsy Marlin among 3,506 family medicine physician records in Indiana

Chelsy Marlin, DO is one of 3,506 family medicine physician records with a practice address in Indiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 89% of them.

  • NPI issued2020 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2020 · median 2005 among the 2,196 with a school on file
  • Record last updated2024 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

153 family medicine physician records list a practice address in Evansville

They are 153 of the 4,352 NPPES records with a practice address in Evansville, and 3,506 family medicine physician records in Indiana.

The 8 family medicine physician records with the nearest ZIP codes

  1. Robert Barnes, M.D.Evansville, IN 477101184621989
  2. William Blume, MDEvansville, IN 477101952392490
  3. Scott Cordts, MDEvansville, IN 477101023095262
  4. Ricky Crawford, MDEvansville, IN 477101437138856
  5. David Greer, M.D.Evansville, IN 477101508869900
  6. Winthrop Hedrick, DOEvansville, IN 477101437144367
  7. Norma Hindahl, M.D.Evansville, IN 477101134122419
  8. Jeffrey Hunter, MDEvansville, IN 477101013992346

Common questions

What is Chelsy Marlin, DO's NPI number?

Chelsy Marlin, DO's National Provider Identifier (NPI) is 1790302271, issued on Jun 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Chelsy Marlin, DO located?

The NPPES record lists a practice address at 520 Mary St Ste 340, Evansville, IN, 47710. Phone: (812) 450-6700. Providers update this record themselves, so call before visiting.

How can I verify Chelsy Marlin, DO's license?

NPPES lists Indiana license number 02007634A, 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 Chelsy Marlin, DO prescribe under Medicare Part D?

In 2024, Chelsy Marlin, DO had 538 Medicare Part D claims for 67 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.