Carla J. Siegfried, MD
Glaucoma Specialist (Ophthalmology) Physician · Saint Louis, MO
Carla J. Siegfried, MD is a glaucoma specialist (ophthalmology) physician with a practice address in Saint Louis, Missouri, and NPI 1457379133, issued on Jul 18, 2006. Check the license (Missouri R7N83, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Carla J. Siegfried
- Credential
- MD
- Primary taxonomy
- Glaucoma Specialist (Ophthalmology) Physician 207WX0009X
- License number
- R7N83 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4901 Forest Park Ave FL 6, Saint Louis, MO 63108
- Phone
- (314) 362-3937
- Enumerated
- Jul 18, 2006
- Record last updated
- Jun 7, 2022
- Fax
- (314) 362-3725
- Medicaid IDs
- 207661612 MO
ENROLLED IL - Medicare enrollment
- Enrolled (PECOS I20100123000245); accepts Medicare assignment
- Medical or professional school
- University Of Missouri, Kansas City, School Of Medicine, 1989
- Entity
- Type 1 · individual
Also registered at 4901 Forest Park Ave FL 6
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Krishna Kalyam, MDOphthalmology Physician1811259179
Verify Carla J. Siegfried 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 R7N83Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% more Medicare Part D claims than the average glaucoma specialist (ophthalmology) physician in 2024
5,622 Medicare Part D claims for 839 beneficiaries, against an average of 3,060 among the 430 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Latanoprost1,488 claims
- Dorzolamide-Timolol832 claims
- Brimonidine Tartrate594 claims
- Dorzolamide Hcl503 claims
- Prednisolone Acetate333 claims
- Timolol Maleate317 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 MIPS final score for 2023 (Medicare payment program): 79.3 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: $36.41
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 391 providers of this specialty with any payment received $5,284.60 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.
Bills Medicare through one group practice
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Glaucoma Specialist (Ophthalmology) Physician providers in Missouri
There are 13 glaucoma specialist (ophthalmology) physician records in Missouri.
Other glaucoma specialist (ophthalmology) physician records in Missouri
- Abhinav Golla, MDColumbia, MO1649762501
- Sandra Johnson, M.D.Columbia, MO1730198714
- Benjamin Katz, MDSaint Louis, MO1518547363
- Ariana Levin, MDSaint Louis, MO1538666151
- James Liu, MDSaint Louis, MO1093101974
- Robert Null, MDIndependence, MO1932547866
- Ahmed Owda, MDSaint Louis, MO1356072904
- Sharon Sabapathypillai, MDSaint Louis, MO1164090494
- Steven Shen, MDSaint Louis, MO1275279283
- Arsham Sheybani, MDSaint Louis, MO1487817995
Common questions
What is Carla J. Siegfried, MD's NPI number?
Carla J. Siegfried, MD's National Provider Identifier (NPI) is 1457379133, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carla J. Siegfried, MD located?
The NPPES record lists a practice address at 4901 Forest Park Ave FL 6, Saint Louis, MO, 63108. Phone: (314) 362-3937. Providers update this record themselves, so call before visiting.
How can I verify Carla J. Siegfried, MD's license?
NPPES lists Missouri license number R7N83, 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 Carla J. Siegfried, MD prescribe under Medicare Part D?
In 2024, Carla J. Siegfried, MD had 5,622 Medicare Part D claims for 839 beneficiaries; the average among glaucoma specialist (ophthalmology) physician prescribers was 3,060. Part D covers Medicare prescriptions only.
What is Carla J. Siegfried, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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), 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.