Physician Profile
Based in Lancaster, PA, Dorothy C. May, M.D. is listed in the NPI registry under obstetrics & gynecology. Dorothy graduated from Medical College of Pennsylvania in 1996. Medicare claims data shows Dorothy provided 238 services to 215 patients. The services billed most often include cervical or vaginal cancer screening; pelvic and clinical breast examination, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
2128 EMBASSY DR
Lancaster, PA 17603
Within Obstetrics and Gynecology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Infections and vulvovaginal conditions
Menstrual and hormonal
Pelvic pain and benign gynecology
Pregnancy
Cancer and precancer
Contraception
Fertility
Infections
Pregnancy Complications
Vaginal & Vulvar Health
Most searched procedures
Contraception and office treatment
Pregnancy and delivery
Preventive and diagnostic
Birth Control
Contraception
Diagnostic Procedures
Fertility
Hormone & Menopause
Laparoscopic and adnexal surgery
Pelvic floor
Postpartum Care
Pregnancy & Prenatal
Preventive Care
Preventive Screening
Routine Exams
Surgeries
Uterine and cervical procedures
238 services · 215 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
89 | More often than most peers in OB-GYN |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
73 | More often than most peers in OB-GYN |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Billing code | Q0091 |
49 | More often than most peers in OB-GYN |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
27 | More often than most peers in OB-GYN |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dorothy C. May is an OB-GYN in Lancaster, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
Dorothy C. May is listed at 2128 Embassy Dr, Lancaster, PA 17603. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (717) 509-5090. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dorothy C. May's National Provider Identifier is 1669552345. 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
Dorothy C. May attended Medical College of Pennsylvania, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
Dorothy C. May has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dorothy C. May 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
Not yet. This profile is built from public federal data and has not been confirmed by Dorothy C. May. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.