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Edit this profileWhere to find Sharon Greiner, MSN, CNM, FNP-BC
- Merrillville location main office
6901 Broadway, Merrillville, IN 46410 - Griffith location
1923 W Glen Park Ave, Griffith, IN 46319
About Sharon Greiner
Listed in the NPI registry as an advanced practice midwife, Sharon Greiner, MSN, CNM, FNP-BC practices in Merrillville, IN. Sharon is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Sharon cared for 69 Medicare patients across 84 services. The services billed most often include detection test by immunoassay with direct visual observation for influenza virus, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19). NPI 1477218444 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (219) 763-8112
- Email not available
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Practice Locations
6901 BROADWAY
Merrillville, IN 46410
1923 W Glen Park Ave
Griffith, IN 46319
Conditions and Services Within This Provider's Scope
Within Certified Nurse-Midwife generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Breast health
- Benign breast disease
- Breast tenderness
Breastfeeding
- Clogged milk duct
- Low milk supply
- Mastitis
- Sore nipples from nursing
Fertility
Gynecologic pain
Gynecology
Hormonal disorders
Infections
Menopause & Aging
- Genitourinary syndrome of menopause
- Hot Flashes and Night Sweats
- Perimenopause
Menstruation
Mental health
Pelvic health
Postpartum
- Heavy postpartum bleeding
Postpartum health
- Diastasis Recti
- Perineal tear pain
Pregnancy
- Constipation In Pregnancy
- Heartburn In Pregnancy
- Hemorrhoids from pregnancy
- Pelvic girdle pain in pregnancy
- Pregnancy sciatica
- Round ligament pain
Pregnancy complications
- Early pregnancy bleeding
- Ectopic pregnancy
- Gestational diabetes
- Miscarriage
- Nausea and vomiting in pregnancy
- Preeclampsia
Sexual health
- Genital warts
- Gonorrhea
- Painful intercourse
- Syphilis
Sexually transmitted infections
- Chlamydia
- Genital herpes
- Trichomoniasis
Urinary tract
Vaginal symptoms
- Bartholin cyst
- Vaginal itching
Procedures & services
Most searched procedures
- Birth center delivery
- Natural childbirth
- Prenatal care
- Well-woman exam
Birth control
- Birth control counseling
- Contraceptive implant insertion and removal
- Depo-Provera shot
- Diaphragm fitting
- Emergency contraception consultation
- IUD insertion
- IUD Removal
- Nexplanon removal
Breastfeeding
- Infant latch evaluation
- Lactation consultation
Contraception
- Birth control patch or ring prescription
- IUD String Check
Diagnostic testing
- Blood pregnancy test
- Colposcopy
- Endometrial biopsy
- Vaginal swab test
Diagnostics
- Urine culture for infection
Family planning
- Natural Family Planning Consultation
Gynecologic care
Gynecology
Imaging
- Pregnancy ultrasound
Immunization
- Tdap vaccine in pregnancy
Labor & Delivery
- Birth plan consultation
- Continuous labor support
- Induction of labor consultation
- Perineal massage guidance
- Turning a breech baby consultation
Labor & delivery
- Cervical check
- Home birth
- Membrane sweep
- Midwife hospital delivery
- Nitrous oxide for labor
- Vaginal tear repair
- VBAC consultation
- Water birth
Lactation & Feeding
- Breast pump prescription
Menopause & Aging
- Estrogen and Progesterone Therapy
- Vaginal estrogen therapy
Minor procedures
- Bartholin cyst drainage
Newborn care
- Newborn assessment
Postpartum
- Postpartum Checkup
- Postpartum Depression Screening
- Postpartum pelvic floor assessment
Pregnancy care
- Antepartum and intrapartum fetal monitoring
- Fetal Doppler check
Prenatal care
- RhoGAM shot
Reproductive health
- Preconception counseling
Screening & prevention
- Clinical breast exam
- Glucose screening test
- Group B strep test
- HPV vaccination
- Pap smear
- Prenatal genetic screening
- STD Swabs and Screening
Procedures Most Often Billed to Medicare
84 services · 69 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
30 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
24 | As often as other peers in Advanced Practice Midwife |
| Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | Lab test | 87811 |
16 | Too few peers to compare |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 | Less often than most peers in Advanced Practice Midwife |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Sharon Greiner, MSN, CNM's specialty?
Sharon Greiner, MSN, CNM is an advanced practice midwife in Merrillville, IN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Sharon Greiner, MSN, CNM?
Sharon Greiner, MSN, CNM is listed at 6901 Broadway, Merrillville, IN 46410. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Sharon Greiner, MSN, CNM?
The number on file is (219) 763-8112. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Sharon Greiner, MSN, CNM's NPI number?
Sharon Greiner, MSN, CNM's National Provider Identifier is 1477218444. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Sharon Greiner, MSN, CNM's education?
Sharon Greiner, MSN, CNM attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Sharon Greiner, MSN, CNM been practicing?
Sharon Greiner, MSN, CNM has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Sharon Greiner, MSN, CNM known for?
According to Medicare billing data, Sharon Greiner, MSN, CNM the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Sharon Greiner, MSN, CNM confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Sharon Greiner, MSN, CNM. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.