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Edit this profileAt a glance
- 725 Concord Ave Ste 3500, Cambridge, MA 02138
About Dr. Winkelman
Based in Cambridge, MA, William D. Winkelman, MD is listed in the NPI registry under obstetrics & gynecology. William graduated from Harvard Medical School in 2013. According to Medicare claims data, William cared for 1,355 Medicare patients across 7,520 services. The services billed most often include injection, onabotulinumtoxina, 1 unit, urinalysis, manual test, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1316289440 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
- (617) 354-5452
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
725 CONCORD AVE STE 3500
Cambridge, MA 02138
Conditions Commonly Evaluated or Treated
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.
Conditions
Contraception
Fertility
High-risk or subspecialty
Infections
Pelvic pain and benign gynecology
- Uterine fibroids
- Chronic pelvic pain
- Ovarian cysts
- Painful intercourse
- Pelvic organ prolapse
- Urinary incontinence in women
Most searched conditions
Infections and vulvovaginal conditions
Menstrual and hormonal
- Absent periods
- Genitourinary syndrome of menopause
- Painful periods
- Perimenopause
- Premenstrual syndrome
Pregnancy
- Ectopic pregnancy
- Gestational diabetes
- Hyperemesis gravidarum
- Miscarriage
- Placenta previa
- Postpartum depression
- Preeclampsia
- Preterm labor
Cancer and precancer
- Abnormal cervical cells and cervical dysplasia
- Cervical cancer
- Endometrial cancer
- Endometrial hyperplasia
- Ovarian cancer
Pregnancy Complications
Vaginal & Vulvar Health
Procedures & services
Diagnostic Tests
Hormone & Menopause
Laparoscopic and adnexal surgery
Pelvic floor
Pregnancy and delivery
Preventive and diagnostic
- Pelvic examination
- Transvaginal ultrasound
- Well-woman examination
- Colposcopy
- Endometrial biopsy
- Human papillomavirus testing
Subspecialty procedures
Surgeries
Most searched procedures
Contraception and office treatment
Birth Control
Contraception
Diagnostic Procedures
- Amniocentesis
Fertility
- Egg freezing
- Intrauterine Insemination (IUI)
Postpartum Care
Pregnancy & Prenatal
Preventive Care
Preventive Screening
Routine Exams
Uterine and cervical procedures
Procedures Most Often Billed to Medicare
7,520 services · 1,355 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ultrasound measurement of bladder capacity after voiding | Procedure | 51798 |
176 | More often than most peers in OB-GYN |
| Simple bladder irrigation and/or instillation | Procedure | 51700 |
76 | More often than most peers in OB-GYN |
| Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings | Procedure | 51784 |
54 | More often than most peers in OB-GYN |
| Complex measurement of pressure of urine flow in bladder with urethra pressure and voiding pressure studies | Procedure | 51729 |
54 | More often than most peers in OB-GYN |
| Insertion of device into abdomen with pressure and urine flow rate study | Procedure | 51797 |
53 | More often than most peers in OB-GYN |
| Exam with injections of chemical for destruction of bladder using an endoscope | Procedure | 52287 |
51 | More often than most peers in OB-GYN |
| Electronic assessment of bladder emptying | Procedure | 51741 |
49 | More often than most peers in OB-GYN |
| Diagnostic exam of bladder and urethra using an endoscope | Procedure | 52000 |
25 | As often as other peers in OB-GYN |
| Fitting and insertion of vaginal support device | Procedure | 57160 |
24 | As often as other peers in OB-GYN |
| Creation of sling around urethra in female to control leakage | Procedure | 57288 |
15 | Less 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.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other OB-GYNs at this location 3
Same specialty, same street address — most likely the same department or group.
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 OB-GYNs in Cambridge 7
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasound measurement of bladder capacity after voiding 7
Providers in MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Winkelman?
Dr. Winkelman is an OB-GYN in Cambridge, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.
NPI registry
What is Dr. Winkelman's address?
Dr. Winkelman is listed at 725 Concord Ave Ste 3500, Cambridge, MA 02138. 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. Winkelman?
The number on file is (617) 354-5452. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Winkelman's NPI number?
Dr. Winkelman's National Provider Identifier is 1316289440. 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. Winkelman train?
Dr. Winkelman attended Harvard Medical School, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Winkelman been practicing?
Dr. Winkelman has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Winkelman perform?
According to Medicare billing data, Dr. Winkelman performs procedures including ultrasound measurement of bladder capacity after voiding, simple bladder irrigation and/or instillation and non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Winkelman confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Winkelman. If this is you, claiming it is free.
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