Registry data as of Aug 27, 2026

Michelle Demattia, PA-C

Physician Assistant · Annapolis, MD

Michelle Demattia, PA-C is a physician assistant with a practice address in Annapolis, Maryland, and NPI 1316056575, issued on Aug 30, 2006. Check the license with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1316056575
Name
Michelle Demattia
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
71 Old Mill Bottom RD N, Annapolis, MD 21409
Phone
(410) 268-3887
Enumerated
Aug 30, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 71 Old Mill Bottom RD N

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

  1. Christine Ambro, MDDermatology Physician1124089362
  2. Krista Buckley, D.O.Dermatology Physician1952379745
  3. Beth Diamond, M.D.Dermatology Physician1598753097
  4. Mark Eaton, M.D.General Practice Physician1629070495
  5. Danielle Goldberg, C.R.N.P.Family Nurse Practitioner1417399783
  6. Gail Goldstein, M.D.Dermatology Physician1720076391

Verify Michelle Demattia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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 Maryland 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.

28% fewer Medicare Part D claims than the average physician assistant in 2024

596 Medicare Part D claims for 209 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Michelle Demattia596
  2. Specialty average832

Most prescribed

  1. Ketoconazole103 claims
  2. Triamcinolone Acetonide68 claims
  3. Metronidazole62 claims
  4. Fluorouracil46 claims
  5. Betamethasone Dipropionate31 claims
  6. Valacyclovir31 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.

The practice group's Medicare quality score for 2023: 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $900.81

53 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 61,144 providers of this specialty with any payment received $853.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michelle Demattia$900.81
  2. Specialty average$853.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Derm Associates LLCAnnapolis, MD

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

111 physician assistant records list a Annapolis practice address

They are 111 of the 3,629 NPPES records with a Annapolis practice address, and 3,136 physician assistant records in Maryland.

Other physician assistant records in Maryland

  1. Habiba AbbasiBaltimore, MD1528930302
  2. Hiba Abbasi, PAGreenbelt, MD1407520182
  3. Eric Abbott, PA-CBaltimore, MD1669873089
  4. Jenifer Abbott, PA-CHavre De Grace, MD1225136161
  5. Lauren Abbott, PAFort George G Meade, MD1033253869
  6. Trevor Abbott, PASalisbury, MD1578984803
  7. Norhan AbdallaRockville, MD1700631660
  8. Susanna Abdelkarim, PA-CGaithersburg, MD1477979938
  9. Helen Abebe, PACheverly, MD1568833671
  10. Heran Abeye, PA-CBaltimore, MD1831656545

Common questions

What is Michelle Demattia, PA-C's NPI number?

Michelle Demattia, PA-C's National Provider Identifier (NPI) is 1316056575, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Demattia, PA-C located?

The NPPES record lists a practice address at 71 Old Mill Bottom RD N, Annapolis, MD, 21409. Phone: (410) 268-3887. Providers update this record themselves, so call before visiting.

How can I verify Michelle Demattia, PA-C's license?

Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Michelle Demattia, PA-C prescribe under Medicare Part D?

In 2024, Michelle Demattia, PA-C had 596 Medicare Part D claims for 209 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.

What is Michelle Demattia, PA-C's Medicare quality score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.