Mark Dykewicz, MD
Allergy & Immunology (Internal Medicine) Physician · Saint Louis, MO
Mark Dykewicz, MD is an allergy & immunology (internal medicine) physician with a practice address in Saint Louis, Missouri, and NPI 1518971092, issued on Jul 28, 2006. Check the license (Missouri R3N72, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Mark Dykewicz
- Credential
- MD
- Primary taxonomy
- Allergy & Immunology (Internal Medicine) Physician 207RA0201X
- License number
- R3N72 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3691 Rutger St, Saint Louis, MO 63110
- Phone
- (314) 977-9050
- Enumerated
- Jul 28, 2006
- Entity
- Type 1 · individual
Also registered at 3691 Rutger St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Veysel Akgun, MDDiagnostic Radiology Physician1164251864
- Elizabeth Babusis, MDInternal Medicine Physician1720122740
- Robert Belshe, MDInfectious Disease Physician1881700219
- Alec Bold, DOStudent in an Organized Health Care Education/Training Program1174327399
- Vikram Chawa, M.D.Anesthesiology Physician1942596135
- Bishnu Devkota, M.D.Internal Medicine Physician1508905183
Verify Mark Dykewicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license R3N72Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
72% fewer Medicare Part D claims than the average allergy & immunology (internal medicine) physician in 2024
232 Medicare Part D claims for 48 beneficiaries, against an average of 835 among the 378 providers of this specialty who prescribed in Part D.
Most prescribed
- Fluticasone Propionate36 claims
- Montelukast Sodium29 claims
- Azelastine Hcl27 claims
- Ipratropium Bromide16 claims
- Spiriva Respimat15 claims
- Symbicort11 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: 81.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $32.88
2 payments, mostly food and beverage; the largest payer was Pfizer Inc.. The 284 providers of this specialty with any payment received $10,235.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Ssm Health Care GroupSaint Louis, MO
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.
Allergy & Immunology (Internal Medicine) Physician providers in Missouri
There are 22 allergy & immunology (internal medicine) physician records in Missouri.
Other allergy & immunology (internal medicine) physician records in Missouri
- Lawrence Ciesemier, D.OKirksville, MO1952464190
- Tiffany Dy, MDSaint Louis, MO1528292174
- Maya Jerath, MDSaint Louis, MO1467661801
- Shirley Joo, MDSaint Louis, MO1144262825
- Barbara Jost, MDSaint Louis, MO1144243031
- Seth Knight, MDSpringfield, MO1255891123
- Anthony Kulczycki, MDSaint Louis, MO1104843630
- Neha Patel, MDKansas City, MO1184921421
- Christopher Rigell, MDSaint Louis, MO1396184545
- Lanny Rosenwasser, MDKansas City, MO1942257829
Common questions
What is Mark Dykewicz, MD's NPI number?
Mark Dykewicz, MD's National Provider Identifier (NPI) is 1518971092, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Dykewicz, MD located?
The NPPES record lists a practice address at 3691 Rutger St, Saint Louis, MO, 63110. Phone: (314) 977-9050. Providers update this record themselves, so call before visiting.
How can I verify Mark Dykewicz, MD's license?
NPPES lists Missouri license number R3N72, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark Dykewicz, MD prescribe under Medicare Part D?
In 2024, Mark Dykewicz, MD had 232 Medicare Part D claims for 48 beneficiaries; the average among allergy & immunology (internal medicine) physician prescribers was 835. Part D covers Medicare prescriptions only.
What is Mark Dykewicz, MD's Medicare quality score?
The 2023 MIPS final score is 81.6 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.