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Obstetrics/Gynecology

Jennifer H. Haase, MD

Works at hospitals in Annapolis, MD · Maryland

Summary

Dr. Jennifer H. Haase, MD is an OB-GYN at 1630 Main St, Suite 211, Chester, MD 21619. Phone: (410) 573-9530. Accepts Medicare assignment. In 2024, Jennifer H. Haase had 56 Original Medicare patients and 214 services. NPI 1194110106. 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.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 1630 Main St, Suite 211, Chester, MD 21619 · Directions (1 more location)
  • Phone: (410) 573‑9530
  • Medicare: Accepts Medicare assignment
  • Hospital: Luminis Health Anne Arundel Medical Center, Inc
  • Group practice: Luminis Health Medical Group, LLC
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Jennifer H. Haase, 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 Jennifer H. Haase accept Medicare assignment?
Yes. Medicare's clinician data says Jennifer H. Haase 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 Jennifer H. Haase see?
In 2024, CMS data shows 56 Original Medicare patients and 214 services for Jennifer H. Haase. This counts Original Medicare only and measures volume, not quality.
What is Jennifer H. Haase's NPI number?
1194110106. 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 Jennifer H. Haase, 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 patients56
Services billed to Medicare214
Different services or procedures19
Participating Medicare providerYes
Average age of these patients66

Most frequent services

  1. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)26 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)16 services
  3. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)11 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 cholesterol75%
  • High blood pressure63%
  • Arthritis52%
  • Depression32%
  • Diabetes29%
  • Anxiety25%

Hospitals where Jennifer H. Haase works

Medicare's Facility Affiliation Data lists Jennifer H. Haase 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 Jennifer H. Haase is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jennifer H. Haase as a member of this group (CMS data updated October 2, 2026).

  • Luminis Health Medical Group, LLC539 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Maryland →

Other OB-GYNs in Chester

Clinicians with the same Medicare primary specialty in Chester, MD — not a recommendation.

All OB-GYNs in Chester →

Other clinicians in Luminis Health Medical Group, LLC

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

Clinician information

CredentialMD
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1194110106
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