Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Ayanna R. Woltz, MD

Works at hospitals in Somerville, NJ · New Jersey

Summary

Dr. Ayanna R. Woltz, MD is an OB-GYN at 1 New Amwell Rd, Rwhg Somerset Ob Gyn Associates, Hillsborough, NJ 08844. Phone: (908) 874-5900. Accepts Medicare assignment. In 2024, Ayanna R. Woltz had 132 Original Medicare patients and 325 services. NPI 1699714915. 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: 1 New Amwell Rd, Rwhg Somerset Ob Gyn Associates, Hillsborough, NJ 08844 · Directions (1 more location)
  • Phone: (908) 874‑5900
  • Medicare: Accepts Medicare assignment
  • Hospital: Robert Wood Johnson University Hospital - Somerset
  • Group practice: Regional Womens Health Group LLC
  • Medical school: Rutgers R W Johnson Medical School (cam/new Bruns/pisc) · graduated 1999 (27 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ayanna R. Woltz, 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 Ayanna R. Woltz accept Medicare assignment?
Yes. Medicare's clinician data says Ayanna R. Woltz 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 Ayanna R. Woltz see?
In 2024, CMS data shows 132 Original Medicare patients and 325 services for Ayanna R. Woltz. This counts Original Medicare only and measures volume, not quality.
What is Ayanna R. Woltz's NPI number?
1699714915. 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 Ayanna R. Woltz, 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 patients132
Services billed to Medicare325
Different services or procedures21
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)59 services
  2. Screening 3d breast mammography (77063)55 services
  3. Screening mammography (77067)55 services
  4. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)28 services
  5. Dxa bone density measurement of hip, pelvis, spine (77080)26 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 pressure64%
  • Arthritis45%
  • Diabetes27%
  • Anxiety22%
  • Ischemic heart disease19%

Hospitals where Ayanna R. Woltz works

Medicare's Facility Affiliation Data lists Ayanna R. Woltz 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 Ayanna R. Woltz is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Regional Womens Health Group LLC354 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in New Jersey →

Other OB-GYNs in Hillsborough

Clinicians with the same Medicare primary specialty in Hillsborough, NJ — not a recommendation.

All OB-GYNs in Hillsborough →

Other clinicians in Regional Womens Health Group LLC

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

Clinician information

CredentialMD
Medical schoolRutgers R W Johnson Medical School (cam/new Bruns/pisc)
Graduation year1999 (27 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1699714915
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