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Nurse Practitioner

Crystal R. Frahm, NP

Works at hospitals in Munster, IN · Crown Point, IN · Olympia Fields, IL … · Indiana, Illinois

Summary

Crystal R. Frahm, NP is a nurse practitioner at 15900 W 101st Ave, Dyer, IN 46311. Phone: (219) 365-6333. Accepts Medicare assignment. In 2024, Crystal R. Frahm had 204 Original Medicare patients and 499 services. NPI 1760082754. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Crystal R. Frahm, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Crystal R. Frahm accept Medicare assignment?
Yes. Medicare's clinician data says Crystal R. Frahm accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Crystal R. Frahm see?
In 2024, CMS data shows 204 Original Medicare patients and 499 services for Crystal R. Frahm. This counts Original Medicare only and measures volume, not quality.
What is Crystal R. Frahm's NPI number?
1760082754. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Crystal R. Frahm, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients204
Services billed to Medicare499
Different services or procedures33
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Detection test by immunoassay with direct visual observation for influenza virus (87804)106 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)81 services
  3. Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (87811)64 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)61 services
  5. Urinalysis, manual test (81002)36 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol68%
  • High blood pressure67%
  • Arthritis46%
  • Anxiety28%
  • Diabetes25%
  • Ischemic heart disease24%

Hospitals where Crystal R. Frahm works

Medicare's Facility Affiliation Data lists Crystal R. Frahm at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Crystal R. Frahm is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Crystal R. Frahm as a member of this group (CMS data updated October 2, 2026).

  • Marcotte Medical Group PC11 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Indiana →

Other nurse practitioners in Dyer

Clinicians with the same Medicare primary specialty in Dyer, IN — not a recommendation.

All nurse practitioners in Dyer →

Other clinicians in Marcotte Medical Group PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialNP
Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1760082754
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians