Quick answers
- Does Teresa X. Tan accept Medicare assignment?
- Yes. Medicare's clinician data says Teresa X. Tan 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 Teresa X. Tan see?
- In 2024, CMS data shows 200 Original Medicare patients and 515 services for Teresa X. Tan. This counts Original Medicare only and measures volume, not quality.
- What is Teresa X. Tan's NPI number?
- 1316149214. 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 Teresa X. Tan, 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 patients | 200 |
|---|---|
| Services billed to Medicare | 515 |
| Different services or procedures | 34 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)261 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)75 services
- Fitting and insertion of vaginal support device (57160)38 services
- Pessary, reusable, non rubber, any type (A4562)35 services
- Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (76830)22 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 pressure68%
- Arthritis52%
- Osteoporosis27%
- Anxiety26%
- Diabetes20%
Hospitals where Teresa X. Tan works
Medicare's Facility Affiliation Data lists Teresa X. Tan 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.
- Mary Immaculate HospitalNewport News, VA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 490041
Practice locations
Addresses where Teresa X. Tan is enrolled with Medicare (CMS data updated October 2, 2026).
- 2 Bernadine DrNewport News, VA 23602 (757) 886‑6877
- 2205 Executive DrHampton, VA 23666
- 2240 Coliseum Dr, Suite BHampton, VA 23666 (757) 223‑9794
- 4125 Ironbound Rd, Suite 200Williamsburg, VA 23188 (757) 345‑2829
- 860 Omni BlvdNewport News, VA 23606
Group practices
Medicare enrollment lists Teresa X. Tan as a member of this group (CMS data updated October 2, 2026).
- Tidewater Physicians Multispecialty Group, PC261 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Newport News
Clinicians with the same Medicare primary specialty in Newport News, VA — not a recommendation.
Other clinicians in Tidewater Physicians Multispecialty Group, PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1316149214 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians