Mary-Nel Saarloos, D.O.
Internal Medicine Physician · Asheville, NC
Mary-Nel Saarloos, D.O. is an internal medicine physician with a practice address in Asheville, North Carolina, and NPI 1902018591, issued on May 4, 2007. Check the license (North Carolina 200801154, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mary-Nel Saarloos
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 200801154 NC
Self-reported in NPPES; status is on the state search - Practice location
- 509 Biltmore Ave, Asheville, NC 28801
- Phone
- (828) 213-4411
- Enumerated
- May 4, 2007
- Record last updated
- Sep 9, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (866) 285-9740
- Medicare enrollment
- Enrolled (PECOS I20080913000035); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2004
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 509 Biltmore Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lisa Alexander-Danks, CRNACertified Registered Nurse Anesthetist1083854467
Verify Mary-Nel Saarloos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 200801154Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
116 Medicare Part D claims for 44 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
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.
Bills Medicare through one group practice
- Duke University Health System, IncDurham, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary-Nel Saarloos among 4,056 internal medicine physician records in North Carolina
Mary-Nel Saarloos, D.O. is one of 4,056 internal medicine physician records with a practice address in North Carolina. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 43% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2004 · median 2004 among the 2,706 with a school on file
- Record last updated2016 · 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 207R00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
203 internal medicine physician records list a practice address in Asheville
They are 203 of the 8,173 NPPES records with a practice address in Asheville, and 4,056 internal medicine physician records in North Carolina.
All 4,056 in North Carolina → Every provider in Asheville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Anna Bartow, MDAsheville, NC 288011851377501
- Kenneth Cassell, M.D.Asheville, NC 288011831150317
- Ronald Friedman, M.D.Asheville, NC 288011154311082
- William Halstenberg, MDAsheville, NC 288011699770685
- Hal Hemme, M.D.Asheville, NC 288011194791442
- Charles Hines, M.D.Asheville, NC 288011881681617
- David Humphrey, M.D.Asheville, NC 288011972592301
- John McLelland, MDAsheville, NC 288011396739181
Common questions
What is Mary-Nel Saarloos, D.O.'s NPI number?
Mary-Nel Saarloos, D.O.'s National Provider Identifier (NPI) is 1902018591, issued on May 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary-Nel Saarloos, D.O. located?
The NPPES record lists a practice address at 509 Biltmore Ave, Asheville, NC, 28801. Phone: (828) 213-4411. Providers update this record themselves, so call before visiting.
How can I verify Mary-Nel Saarloos, D.O.'s license?
NPPES lists North Carolina license number 200801154, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mary-Nel Saarloos, D.O. prescribe under Medicare Part D?
In 2024, Mary-Nel Saarloos, D.O. had 116 Medicare Part D claims for 44 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.