NPPES file of Aug 9, 2026

Natalie S. Brown, M.D., PHD

Internal Medicine Physician · Traverse City, MI

Natalie S. Brown, M.D., PHD is an internal medicine physician with a practice address in Traverse City, Michigan, and NPI 1427053529, issued on Jun 15, 2005. Check the license (Michigan 4301072325, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1427053529
Name
Natalie S. Brown
Credential
M.D., PHD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301072325 MI
Self-reported in NPPES; status is on the state search
Practice location
1105 6TH St, Traverse City, MI 49684
Phone
(231) 947-0673
Enumerated
Jun 15, 2005
Record last updated
Oct 25, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(801) 740-2847
Medicaid ID
4441916 MI
Medicare enrollment
Enrolled (PECOS I20060207000113); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Human Medicine, 1998
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 1105 6TH St

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

  1. Asante Acheampong, PHARMDPharmacist1063152353
  2. Troy Ahlstrom, M.D.Internal Medicine Physician1548265911
  3. Sally Ancel, D.O.Emergency Medicine Physician1811000466
  4. Kyrsten Austin, MS, RDRegistered Dietitian1609649037
  5. Janet Baillod, MSN, NPNurse Practitioner1063586352
  6. Brooke Baker, DPTPhysical Therapist1992274021

Verify Natalie S. Brown in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301072325
    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 Michigan 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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

103 Medicare Part D claims for 51 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Natalie Brown103
  2. Specialty average3,176

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: $13.24

1 payment: food and beverage; the largest payer was Medtronic, Inc. 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.

  1. Natalie Brown$13.24
  2. Specialty average$1,303.06

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

  1. Grand Traverse Physician Services PCTraverse City, MI
  2. Sound Inpatient Physicians-Michigan PLLCTraverse City, MI

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

Natalie S. Brown among 5,735 internal medicine physician records in Michigan

Natalie S. Brown, M.D., PHD is one of 5,735 internal medicine physician records with a practice address in Michigan. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1998 · median 2006 among the 3,564 with a school on file
  • Record last updated2007 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

93 internal medicine physician records list a practice address in Traverse City

They are 93 of the 3,536 NPPES records with a practice address in Traverse City, and 5,735 internal medicine physician records in Michigan.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Troy Ahlstrom, M.D.Traverse City, MI 496841548265911
  2. Elizabeth Elliot, D.O.Traverse City, MI 496841013919109
  3. David Friar, M.D.Traverse City, MI 496841720083108
  4. Kenneth Friar, M.D.Traverse City, MI 496841730184847
  5. William Howard, MDTraverse City, MI 496841588669725
  6. David Macdougall, MDTraverse City, MI 496841659376416
  7. Michael Salata, M.D.Traverse City, MI 496841275538670
  8. Robert Sigworth, M.D.Traverse City, MI 496841336144740

Common questions

What is Natalie S. Brown, M.D., PHD's NPI number?

Natalie S. Brown, M.D., PHD's National Provider Identifier (NPI) is 1427053529, issued on Jun 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Natalie S. Brown, M.D., PHD located?

The NPPES record lists a practice address at 1105 6TH St, Traverse City, MI, 49684. Phone: (231) 947-0673. Providers update this record themselves, so call before visiting.

How can I verify Natalie S. Brown, M.D., PHD's license?

NPPES lists Michigan license number 4301072325, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Natalie S. Brown, M.D., PHD prescribe under Medicare Part D?

In 2024, Natalie S. Brown, M.D., PHD had 103 Medicare Part D claims for 51 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.