Mary Fabian, M.D.
NPI 1871695809 · Family Medicine Physician · Allentown, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Fabian, M.D. is a Family Medicine Physician provider in Allentown, PA (NPI 1871695809).
Provider details
- NPI number
- 1871695809
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD048916L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,379 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 535 | $124 |
| 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'SG2211 | 296 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 175 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 122 | $89 |
| Administration of Influenza Virus VaccineG0008 | 66 | $31 |
| Hemoglobin A1c Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 175 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 416 | 101 |
| Amlodipine Besylate | 380 | 98 |
| Atorvastatin Calcium | 377 | 107 |
| Rosuvastatin Calcium | 304 | 88 |
| Simvastatin | 283 | 77 |
| Metformin Hcl | 277 | 72 |
| Lisinopril | 265 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-01
- Last updated
- 2010-06-15
Frequently asked questions
- What is Mary Fabian's NPI number?
- Mary Fabian's National Provider Identifier (NPI) is 1871695809, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Fabian's specialty?
- Mary Fabian is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Fabian located?
- Mary Fabian's practice location on file with NPPES is 1101 W Emaus Ave, Allentown, PA 18103-6676.
- What is Mary Fabian's phone number?
- The practice phone number listed in the NPPES registry for Mary Fabian is (610) 797-2000.
- Does Mary Fabian accept Medicare?
- Mary Fabian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Fabian's NPI active?
- Yes — Mary Fabian's NPI (1871695809) is active in the NPPES registry as of the last update on 2010-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.