NPPES file of Aug 9, 2026

Robert Richard Ross, PA-C

Medical Physician Assistant · Ann Arbor, MI

Robert Richard Ross, PA-C is a medical physician assistant with a practice address in Ann Arbor, Michigan, and NPI 1811916463, issued on Jul 18, 2006. Check the license (Michigan 5601001593, as entered in NPPES) with the Michigan board that licenses this profession; 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
1811916463
Name
Robert Richard Ross
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License numbers
5601001593 MI
PA2870 ME
Self-reported in NPPES; status is on the state search
Practice location
2000 Green RD., Ann Arbor, MI 48105
Phone
(374) 995-3764
Enumerated
Jul 18, 2006
Record last updated
Aug 12, 2025
Fax
(208) 475-9028
Medicare enrollment
Enrolled (PECOS I20250911000374); 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 2000 Green RD.

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

  1. Michael Burke, MDEmergency Medicine Physician1528086840
  2. Douglas Fowler, FNPNurse Practitioner1346268976
  3. Donna Hood, MDEmergency Medicine Physician1972521342
  4. Jerry Huss, MDEmergency Medicine Physician1639197726
  5. Kathryn Williams, MDEmergency Medicine Physician1124046479

Verify Robert Richard Ross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5601001593
    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
Find 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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57% fewer Medicare Part D claims than the average medical physician assistant in 2024

489 Medicare Part D claims for 279 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.

  1. Robert Ross489
  2. Specialty average1,148

Most prescribed

  1. Azithromycin112 claims
  2. Methylprednisolone85 claims
  3. Cephalexin53 claims
  4. Doxycycline Hyclate38 claims
  5. Albuterol Sulfate Hfa19 claims
  6. Mupirocin19 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: $139.95

3 payments; by number, the most common kind was food and beverage; the largest payer was Esperion Therapeutics, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Ross$139.95
  2. Specialty average$1,055.00

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. Aspirus Ironwood Hospital And Clinics IncIronwood, MI

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

Robert Richard Ross among 1,140 medical physician assistant records in Michigan

Robert Richard Ross, PA-C is one of 1,140 medical physician assistant records with a practice address in Michigan. 74% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 70% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated1977 · median 2012 among the 613 with a school on file
  • Record last updated2025 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Michigan

There are 1,140 medical physician assistant records in Michigan.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Brooke Ayles, PA-CAnn Arbor, MI 481051346956844
  2. Daniel Barber, PA-CAnn Arbor, MI 481051174626519
  3. David Bialy, PA-CAnn Arbor, MI 481051255415519
  4. Jeffery Cornell, PA-CAnn Arbor, MI 481051669722047
  5. Sara Dahabra, PA-CAnn Arbor, MI 481051548939895
  6. Bailey Gillim, PAAnn Arbor, MI 481051033532817
  7. Barbara Kafka, PA-CAnn Arbor, MI 481051174618193
  8. Ashley Lopresto, PA-CAnn Arbor, MI 481051548658644

Common questions

What is Robert Richard Ross, PA-C's NPI number?

Robert Richard Ross, PA-C's National Provider Identifier (NPI) is 1811916463, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Richard Ross, PA-C located?

The NPPES record lists a practice address at 2000 Green RD., Ann Arbor, MI, 48105. Phone: (374) 995-3764. Providers update this record themselves, so call before visiting.

How can I verify Robert Richard Ross, PA-C's license?

NPPES lists Michigan license number 5601001593, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Robert Richard Ross, PA-C prescribe under Medicare Part D?

In 2024, Robert Richard Ross, PA-C had 489 Medicare Part D claims for 279 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.