Registry data as of Aug 27, 2026

Sima Ramratnam, M.D.

Pediatric Allergy/Immunology Physician · Madison, WI

Sima Ramratnam, M.D. is a pediatric allergy/immunology physician with a practice address in Madison, Wisconsin, and NPI 1699004812, issued on Dec 17, 2009. Check the license (Wisconsin 61199, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1699004812
Name
Sima Ramratnam
Credential
M.D.
Primary taxonomy
Pediatric Allergy/Immunology Physician 2080P0201X
License number
61199 WI
Self-reported in NPPES; status is on the state search
Practice location
1675 Highland Ave, Madison, WI 53792
Phone
(608) 263-6420
Enumerated
Dec 17, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1675 Highland Ave

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

  1. Talal Al Hendawi, MDStudent in an Organized Health Care Education/Training Program1104664143
  2. Erin Ard, MS, RDN, CDRegistered Dietitian1396435475
  3. Taiya Bach Streiffer, MPH, RD, CD,Pediatric Nutrition Registered Dietitian1811350762
  4. Catherine Bautch, PT, DPTPhysical Therapist1235063272
  5. Cassidy Bender, RNRegistered Nurse1033941034
  6. Julia Benjamin, PHDCounseling Psychologist1417472341

Verify Sima Ramratnam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 61199
    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
Open the Wisconsin 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.

Pediatric Allergy/Immunology Physician providers in Wisconsin

There are 21 pediatric allergy/immunology physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatric allergy/immunology physician records in Wisconsin

  1. Marcus Cohen, MDMadison, WI1841269149
  2. Eli Eisenstein, M.D.Milwaukee, WI1770592545
  3. James Gern, MDMadison, WI1154399038
  4. Katherine Gonzaga, MDMonona, WI1629118211
  5. Christopher Healy, MDMadison, WI1891764841
  6. Daniel Jackson, M.D.Madison, WI1003823923
  7. Sujani Kakumanu, M.D.Madison, WI1568413839
  8. Kevin Kelly, MDMilwaukee, WI1396703450
  9. Samantha KnoxLa Crosse, WI1659613263
  10. Robert Lemanske, MDMadison, WI1104893312

Common questions

What is Sima Ramratnam, M.D.'s NPI number?

Sima Ramratnam, M.D.'s National Provider Identifier (NPI) is 1699004812, issued on Dec 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Sima Ramratnam, M.D. located?

The NPPES record lists a practice address at 1675 Highland Ave, Madison, WI, 53792. Phone: (608) 263-6420. Providers update this record themselves, so call before visiting.

How can I verify Sima Ramratnam, M.D.'s license?

NPPES lists Wisconsin license number 61199, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.