Melissa M. Knudson-Johnson, M.D.
Internal Medicine Physician · Casper, WY
Melissa M. Knudson-Johnson, M.D. is an internal medicine physician with a practice address in Casper, Wyoming, and NPI 1518124114, issued on May 21, 2008. Check the license (Wyoming 10050A, as entered in NPPES) on the Wyoming Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Melissa M. Knudson-Johnson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 10050A WY
Self-reported in NPPES; status is on the state search - Practice location
- 940 E 3RD St Ste 203, Casper, WY 82601
- Phone
- (307) 333-6940
- Enumerated
- May 21, 2008
- Record last updated
- Jun 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (888) 964-2162
- Entity
- Type 1 · individual
Also registered at 940 E 3RD St Ste 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda Vignaroli, DNP. FNP-BCPrimary Care Nurse Practitioner1649776576
Verify Melissa M. Knudson-Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWyoming Board of Medicine
Search for license 10050ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Internal Medicine Physician providers in Wyoming
There are 134 internal medicine physician records in Wyoming. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other internal medicine physician records in Wyoming
- Juli Ackerman, MDSheridan, WY1619292927
- Molly Adami, DNP, FNP-CLaramie, WY1285356857
- Jean Allais, MDLaramie, WY1457352478
- Patrick Allen, D.O.Cody, WY1992783948
- Richard Anderson, M.D.Cody, WY1346288263
- Cynthia Archer, MDJackson, WY1275629024
- Matthew Baechle, MDCheyenne, WY1194354613
- Todd Bainter, D.O.Lander, WY1427226034
- Ahmad Bashirimoghaddam, DORock Springs, WY1487144457
- Edward Bergin, MD, MSGillette, WY1982100988
Common questions
What is Melissa M. Knudson-Johnson, M.D.'s NPI number?
Melissa M. Knudson-Johnson, M.D.'s National Provider Identifier (NPI) is 1518124114, issued on May 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Melissa M. Knudson-Johnson, M.D. located?
The NPPES record lists a practice address at 940 E 3RD St Ste 203, Casper, WY, 82601. Phone: (307) 333-6940. Providers update this record themselves, so call before visiting.
How can I verify Melissa M. Knudson-Johnson, M.D.'s license?
NPPES lists Wyoming license number 10050A, as entered by the provider. Search the Wyoming Board of Medicine at https://wyomedboard.wyo.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.