Physician Profile
Unclaimed ProfileAbout LIEN
Based in Boyertown, PA, William James Lien, M.D. is listed in the NPI registry under family practice. William graduated from Temple University School of Medicine in 1997. William is also listed as specialising in family 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 does Dr. Lien specialise in?
Dr. Lien is a family practice in Boyertown, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
Where is Dr. Lien located?
Dr. Lien is listed at 9 ROWELL RD, Boyertown, PA 19512. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lien's phone number?
The number on file is (610) 369-0900. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Lien's NPI number?
Dr. Lien's National Provider Identifier is 1396708210. 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. Lien go to medical school?
Dr. Lien attended Temple University School of Medicine, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lien been practising?
Dr. Lien has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lien do most often?
According to Medicare billing data, Dr. Lien provides treatments such as influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Lien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lien. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (610) 369-0900
- Email not available
Practice Locations
9 ROWELL RD
Boyertown, PA 19512
Procedures Most Often Billed to Medicare
1,341 services · 475 patients · 7 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
69 |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
481 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
505 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
116 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
89 |
| Administration of influenza virus vaccine | Billing code | G0008 |
67 |
| Stool analysis for blood to screen for colon tumors | Lab test | 82270 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family practices in Boyertown 7
Same specialty, same city.
Trained at Temple University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1997 at Temple University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine split virus, preservative free 8
Providers in PA 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.