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Edit this profileAt a glance
- 2112 Harrisburg Pike, Ste 312, Lancaster, PA 17601
About Dr. Mercier
Based in Lancaster, PA, Alison L. Mercier, MD is listed in the NPI registry under family medicine — geriatric medicine. Medicare claims data shows Alison provided 499 services to 299 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1811481997 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (802) 999-6433
- Email not available
Practice Locations
2112 HARRISBURG PIKE STE 312
Lancaster, PA 17601
Conditions Commonly Evaluated or Treated
Within Family Medicine — Geriatric Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Bones & joints
Brain & nerves
Brain & Nervous System
- Delirium
- Dementia with behavioral symptoms
- Essential tremor
- Parkinson's disease
- Peripheral neuropathy
General Health
Heart & Circulation
- Poor Circulation
- Congestive heart failure
- High blood pressure
- High cholesterol
- Poor Circulation and Swollen Legs
Mental Health
Mobility & Balance
Nutrition & digestion
Skin health
Most searched conditions
Back & spine
Blood & Immunity
Brain & memory
Circulation & balance
Digestive health
Digestive Health
Ear, Nose & Throat
Endocrine & Metabolic
Eye health
Foot care
Heart health
Hormones & thyroid
Infections
Joints & Bones
Kidney & Urinary
Lung health
Men's health
Skin
Sleep
Sleep & nerves
Urinary & Bladder
Procedures & services
Bladder & bowel
Cancer screening
Caregiver support
Diagnostic Testing
Foot Care
Home Care
Home care
Mental Health
Mobility & Balance
Mobility & independence
Nutrition
Pain management
Preventive Care
Screening & Imaging
Senior care evaluations
Senior Care Planning
- Advance Care Planning
- Assisted Living Placement Assessment
- Caregiver Counseling
- Senior Driving Safety Assessment
Therapy & rehab
Urinary & Bladder
Vaccines
Wound care
Most searched procedures
Brain & memory
Ear, Nose & Throat
Heart health
Injections & Medications
Lab tests
Lung health
Medications
Pain Management
Palliative & End of Life
Skin
Procedures Most Often Billed to Medicare
499 services · 299 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
182 | As often as other peers in Family Medicine — Geriatric… |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
114 | As often as other peers in Family Medicine — Geriatric… |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
70 | As often as other peers in Family Medicine — Geriatric… |
| Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | Office visit | 99310 |
47 | As often as other peers in Family Medicine — Geriatric… |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
26 | Less often than most peers in Family Medicine — Geriatric… |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
24 | Less often than most peers in Family Medicine — Geriatric… |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
14 | Less often than most peers in Family Medicine — Geriatric… |
| 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 |
11 | Less often than most peers in Family Medicine — Geriatric… |
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
11 | Less often than most peers in Family Medicine — Geriatric… |
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.
Related specialists at this location 8
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 family doctors in Lancaster 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Mercier specialize in?
Dr. Mercier is a family doctor in Lancaster, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine — Geriatric Medicine”.
NPI registry
Where is Dr. Mercier located?
Dr. Mercier is listed at 2112 Harrisburg Pike Ste 312, Lancaster, PA 17601. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mercier's phone number?
The number on file is (802) 999-6433. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Mercier?
Dr. Mercier's National Provider Identifier is 1811481997. 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. Mercier go to medical school?
Dr. Mercier attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Mercier have?
Dr. Mercier has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mercier do most often?
According to Medicare billing data, Dr. Mercier the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Mercier's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mercier. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.