Joan Haselkorn-Lomasky, M.D.
NPI 1235105099 · Gynecology Physician · Rockville Centre, NY
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joan Haselkorn-Lomasky, M.D. is a Gynecology Physician provider in Rockville Centre, NY (NPI 1235105099).
Provider details
- NPI number
- 1235105099
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 153067 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,666 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Urinalysis, Manual Test81002 | 823 | $3 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 732 | $150 |
| Stool Analysis for Blood to Screen for Colon Tumors82270 | 692 | $4 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 674 | $21 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 571 | $53 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 569 | $47 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 136 | 96 |
| Alendronate Sodium | 89 | 29 |
| Estradiol | 61 | 26 |
| Estradiolbrand: Yuvafem | 51 | 20 |
| Clobetasol Propionate | 48 | 27 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 37 | 29 |
| Fluconazole | 32 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$235 across 11 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-23
- Last updated
- 2009-06-24
Frequently asked questions
- What is Joan Haselkorn-Lomasky's NPI number?
- Joan Haselkorn-Lomasky's National Provider Identifier (NPI) is 1235105099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Haselkorn-Lomasky's specialty?
- Joan Haselkorn-Lomasky is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Joan Haselkorn-Lomasky located?
- Joan Haselkorn-Lomasky's practice location on file with NPPES is 556 Merrick Rd, Rockville Centre, NY 11570-5487.
- What is Joan Haselkorn-Lomasky's phone number?
- The practice phone number listed in the NPPES registry for Joan Haselkorn-Lomasky is (516) 255-2044.
- Does Joan Haselkorn-Lomasky accept Medicare?
- Joan Haselkorn-Lomasky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joan Haselkorn-Lomasky's NPI active?
- Yes — Joan Haselkorn-Lomasky's NPI (1235105099) is active in the NPPES registry as of the last update on 2009-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.