NPPES file of Aug 9, 2026

Shannon Eller Watts, PA-C

Physician Assistant · Annapolis, MD

Shannon Eller Watts, PA-C is a physician assistant with a practice address in Annapolis, Maryland, and NPI 1457635526, issued on Oct 6, 2011. Check the license (Maryland C04573, as entered in NPPES) with the Maryland 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
1457635526
Name
Shannon Eller Watts
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
C04573 MD
Self-reported in NPPES; status is on the state search
Practice location
2002 Medical Pkwy Ste 500, Annapolis, MD 21401
Phone
(410) 573-6480
Enumerated
Oct 6, 2011
Record last updated
Oct 6, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(410) 573-9413
Medicare enrollment
Enrolled (PECOS I20250826004698); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2002 Medical Pkwy Ste 500

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

  1. Jennifer Brown, MDAdvanced Heart Failure and Transplant Cardiology Physician1033253430
  2. Jeffrey Chilcote, MDCardiovascular Disease Physician1215595491
  3. Nicole Humphreys, CRNPNurse Practitioner1386508638
  4. Jennifer KoppelsFamily Medicine Physician1790646032
  5. Janice Mathews, ACNP, ANPAcute Care Nurse Practitioner1649369604
  6. Nicholas Paivanas, M.D.Cardiovascular Disease Physician1962727354

Verify Shannon Eller Watts in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license C04573
    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 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.

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3.3 times the Medicare Part D claims of the average physician assistant in 2024

2,736 Medicare Part D claims for 999 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Shannon Watts2,736
  2. Specialty average830

Most prescribed

  1. Metoprolol Succinate329 claims
  2. Eliquis211 claims
  3. Amlodipine Besylate186 claims
  4. Atorvastatin Calcium183 claims
  5. Losartan Potassium181 claims
  6. Rosuvastatin Calcium156 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: $830.43

9 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shannon Watts$830.43
  2. Specialty average$841.65

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. Medstar Heart Institute LLCWashington, DC
  2. Medstar Medical Group II LLCWashington, DC

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

Shannon Eller Watts among 3,224 physician assistant records in Maryland

Shannon Eller Watts, PA-C is one of 3,224 physician assistant records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 34% of them.

  • NPI issued2011 · 34% of these records are older, 64% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2011 · median 2017 among the 1,974 with a school on file
  • Record last updated2011 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

109 physician assistant records list a practice address in Annapolis

They are 109 of the 3,629 NPPES records with a practice address in Annapolis, and 3,224 physician assistant records in Maryland.

The 8 physician assistant records with the nearest ZIP codes

  1. Clifford Amos, PAAnnapolis, MD 214011023098514
  2. Molly Brockett, PA-CAnnapolis, MD 214011295778983
  3. Christopher Burroughs, PAAnnapolis, MD 214011487652269
  4. Kristen Davis, PA-CAnnapolis, MD 214011093719676
  5. Garrett Dean, PA-C, ATCAnnapolis, MD 214011164481339
  6. Kim Endres, PA-CAnnapolis, MD 214011184602724
  7. Lisa Fox, PA CAnnapolis, MD 214011427027648
  8. Katherine Hood, P.A.C.Annapolis, MD 214011902847007

Common questions

What is Shannon Eller Watts, PA-C's NPI number?

Shannon Eller Watts, PA-C's National Provider Identifier (NPI) is 1457635526, issued on Oct 6, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Eller Watts, PA-C located?

The NPPES record lists a practice address at 2002 Medical Pkwy Ste 500, Annapolis, MD, 21401. Phone: (410) 573-6480. Providers update this record themselves, so call before visiting.

How can I verify Shannon Eller Watts, PA-C's license?

NPPES lists Maryland license number C04573, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Shannon Eller Watts, PA-C prescribe under Medicare Part D?

In 2024, Shannon Eller Watts, PA-C had 2,736 Medicare Part D claims for 999 beneficiaries; the average among physician assistant prescribers was 830. 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.