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Obstetrics/Gynecology

Marianna G. Law, MD

Works at hospitals in Raleigh, NC · North Carolina

Summary

Dr. Marianna G. Law, MD is an OB-GYN at 3100 Blue Ridge Rd, Suite 300, Raleigh, NC 27612. Phone: (919) 781-7515. May accept Medicare assignment. In 2024, Marianna G. Law had 172 Original Medicare patients and 984 services. NPI 1457542649. 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: 3100 Blue Ridge Rd, Suite 300, Raleigh, NC 27612 · Directions (1 more location)
  • Phone: (919) 781‑7515
  • Medicare: May accept Medicare assignment
  • Hospital: Wakemed, Raleigh Campus
  • Group practice: Wake Internal Medicine Consultants, Inc.
  • Medical school: University Of Virginia School Of Medicine · graduated 2007 (19 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Marianna G. Law, 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 Marianna G. Law accept Medicare assignment?
Medicare's clinician data says Marianna G. Law may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Marianna G. Law see?
In 2024, CMS data shows 172 Original Medicare patients and 984 services for Marianna G. Law. This counts Original Medicare only and measures volume, not quality.
What is Marianna G. Law's NPI number?
1457542649. 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 Marianna G. Law, 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 patients172
Services billed to Medicare984
Different services or procedures37
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)86 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)73 services
  3. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)50 services
  4. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)47 services
  5. Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)34 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 pressure56%
  • Arthritis47%
  • Anxiety24%
  • Osteoporosis24%
  • Depression16%

Hospitals where Marianna G. Law works

Medicare's Facility Affiliation Data lists Marianna G. Law 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 Marianna G. Law is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marianna G. Law as a member of this group (CMS data updated October 2, 2026).

  • Wake Internal Medicine Consultants, Inc.42 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in North Carolina →

Other OB-GYNs in Raleigh

Clinicians with the same Medicare primary specialty in Raleigh, NC — not a recommendation.

All OB-GYNs in Raleigh →

Other clinicians in Wake Internal Medicine Consultants, Inc.

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

Clinician information

CredentialMD
Medical schoolUniversity Of Virginia School Of Medicine
Graduation year2007 (19 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1457542649
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