Physician Profile
Unclaimed ProfileAbout WEI
Nancy Wei, M.D. is a healthcare provider in Boston, MA specialising in endocrinology. Nancy trained at Harvard Medical School, graduating in 2006. Nancy is also listed as specialising in internal medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Wei?
Dr. Wei is an endocrinology in Boston, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ENDOCRINOLOGY”.
NPI registry
What is Dr. Wei's address?
Dr. Wei is listed at MASSACHUSETTS GENERAL HOSPITAL 55 FRUIT STREET, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Wei?
The number on file is (617) 726-4900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Wei's NPI number?
Dr. Wei's National Provider Identifier is 1083740732. 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
Where did Dr. Wei train?
Dr. Wei attended Harvard Medical School, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Wei been practising?
Dr. Wei has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Wei perform?
According to Medicare billing data, Dr. Wei performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Wei confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Wei. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (617) 726-4900
- Email not available
Practice Locations
MASSACHUSETTS GENERAL HOSPITAL 55 FRUIT STREET
Boston, MA 02114
Procedures Most Often Billed to Medicare
674 services · 478 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
53 |
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
116 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
199 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
94 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
69 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
53 |
| Hemoglobin a1c level | Lab test | 83036 |
28 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
25 |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
20 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
17 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 5
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other endocrinology specialists in Boston 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Harvard Medical School 7
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in MA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.