NPPES file of Aug 9, 2026

Miranda Stiewig-Rapp, DO

Endocrinology, Diabetes & Metabolism Physician · Sacramento, CA

Miranda Stiewig-Rapp, DO is an endocrinology, diabetes & metabolism physician with a practice address in Sacramento, California, and NPI 1639706922, issued on Mar 25, 2020. Check the license (California 20A21199, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639706922
Name
Miranda Stiewig-Rapp
Credential
DO
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
20A21199 CA
Self-reported in NPPES; status is on the state search
Practice location
4610 X St Ste 4202, Sacramento, CA 95817
Phone
(916) 734-2727
Enumerated
Mar 25, 2020
Record last updated
Sep 23, 2025
Medicare enrollment
Enrolled (PECOS I20251107000197); accepts Medicare assignment
Medical or professional school
Touro Un Col Of Osteopathic Medicine, Henderson, 2020
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4610 X St Ste 4202

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

  1. Joseph An, MDInternal Medicine Physician1649910654
  2. Guy Elgar, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1851194914
  3. Kaylan GriffithStudent in an Organized Health Care Education/Training Program1164151783
  4. Sirisha Iruvanti, DOPsychiatry Physician1710552054
  5. Michael Lung, MDStudent in an Organized Health Care Education/Training Program1154061729
  6. Amrita Mahesh, DO, MSCNephrology Physician1518462621

Verify Miranda Stiewig-Rapp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A21199
    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 California license search

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97% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

82 Medicare Part D claims for 29 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.

  1. Miranda Stiewig-Rapp82
  2. Specialty average2,630

Most prescribed

  1. Ozempic14 claims
  2. Levothyroxine Sodium13 claims
  3. Alendronate Sodium11 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.

Industry payments in 2024: $492.11

7 payments; by number, the most common kind was food and beverage; the largest payer was Corcept Therapeutics. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Miranda Stiewig-Rapp$492.11
  2. Specialty average$5,742.15

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Regents OF The Univ OF CASacramento, CA
  2. Regents OF The University OF CaliforniaSacramento, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Miranda Stiewig-Rapp among 1,131 endocrinology, diabetes & metabolism physician records in California

Miranda Stiewig-Rapp, DO is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 96% of them.

  • NPI issued2020 · 96% of these records are older, 2% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2020 · median 2003 among the 779 with a school on file
  • Record last updated2025 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in California

There are 1,131 endocrinology, diabetes & metabolism physician records in California.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Thomas Aoki, MDSacramento, CA 958171730151655
  2. Lars Berglund, MD PHDSacramento, CA 958171417929696
  3. Aili Guo, MDSacramento, CA 958171598822645
  4. Kent Ishihara, M.D.Sacramento, CA 958171679658280
  5. Siddika Karakas, M.D.Sacramento, CA 958171386629970
  6. Erin McCorry, M.D.Sacramento, CA 958171134495146
  7. James McMonagle, MDSacramento, CA 958171528174901
  8. Mark Moriwaki, M.D.Sacramento, CA 958171295716090

Common questions

What is Miranda Stiewig-Rapp, DO's NPI number?

Miranda Stiewig-Rapp, DO's National Provider Identifier (NPI) is 1639706922, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Miranda Stiewig-Rapp, DO located?

The NPPES record lists a practice address at 4610 X St Ste 4202, Sacramento, CA, 95817. Phone: (916) 734-2727. Providers update this record themselves, so call before visiting.

How can I verify Miranda Stiewig-Rapp, DO's license?

NPPES lists California license number 20A21199, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Miranda Stiewig-Rapp, DO prescribe under Medicare Part D?

In 2024, Miranda Stiewig-Rapp, DO had 82 Medicare Part D claims for 29 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.