John T. Knapp, MD
Ophthalmology Physician · Saint Paul, MN
John T. Knapp, MD is an ophthalmology physician with a practice address in Saint Paul, Minnesota, and NPI 1962525501, issued on Apr 9, 2007. Check the license (Minnesota 49774, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- John T. Knapp
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 49774 MN
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Como Ave, Saint Paul, MN 55108
- Phone
- (651) 641-6200
- Enumerated
- Apr 9, 2007
- Record last updated
- May 14, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid IDs
- 35237300 WI
ENROLLED IA
494410000 MN - Medicare enrollment
- Enrolled (PECOS I20070817000048); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 2006
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 434 in Minnesota → Look up another NPI →
Also registered at 2500 Como Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Alm, M.D.Occupational Medicine Physician1841518743
- Paul Amundson, D.D.SGeneral Practice Dentistry1851312250
- Preetika Arora, DDSDentist1568776862
- Debra Baik, PTPhysical Therapist1982668786
- Brian Barsness, DDS, MSGeneral Practice Dentistry1710994967
- Mark Bettes, DDSProsthodontics1497712970
Verify John T. Knapp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 49774Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average ophthalmology physician in 2024
947 Medicare Part D claims for 196 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Latanoprost312 claims
- Dorzolamide-Timolol136 claims
- Timolol Maleate108 claims
- Lumigan45 claims
- Prednisolone Acetate45 claims
- Brimonidine Tartrate44 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.
Bills Medicare through one group practice
- Group Health Plan IncSaint Paul, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John T. Knapp among 434 ophthalmology physician records in Minnesota
John T. Knapp, MD is one of 434 ophthalmology physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 56% of them.
- NPI issued2007 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2006 · median 2006 among the 282 with a school on file
- Record last updated2019 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Minnesota
There are 434 ophthalmology physician records in Minnesota.
All 434 in Minnesota → Every provider in Saint Paul → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Gene Chen, M.D.Saint Paul, MN 551081790836633
- James Hunter, MDSaint Paul, MN 551081548294952
- Richard Manka, MDSaint Paul, MN 551081992743488
- Esther Nwankwo, MDSaint Paul, MN 551081750944559
- Lauren Baker, MDArden Hills, MN 551121679545198
- Mitchell Blatt, MDArden Hills, MN 551121184690539
- Martin Bruhl, MDSt Paul, MN 551041417901455
- John Foley, MDSaint Paul, MN 551041124133764
Common questions
What is John T. Knapp, MD's NPI number?
John T. Knapp, MD's National Provider Identifier (NPI) is 1962525501, issued on Apr 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John T. Knapp, MD located?
The NPPES record lists a practice address at 2500 Como Ave, Saint Paul, MN, 55108. Phone: (651) 641-6200. Providers update this record themselves, so call before visiting.
How can I verify John T. Knapp, MD's license?
NPPES lists Minnesota license number 49774, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John T. Knapp, MD prescribe under Medicare Part D?
In 2024, John T. Knapp, MD had 947 Medicare Part D claims for 196 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.