Frances Wallach, MD
NPI 1255360087 · Infectious Disease Physician · New York, NY
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frances Wallach, MD is a Infectious Disease Physician provider in New York, NY (NPI 1255360087).
Provider details
- NPI number
- 1255360087
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 168041 (NY)
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
1,205 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 520 | $134 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 378 | $89 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 119 | $196 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 101 | $148 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 23 | $209 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 603 | 68 |
| Atorvastatin Calcium | 151 | 23 |
| Dolutegravir/Rilpivirinebrand: Juluca | 57 | — |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 51 | — |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 39 | — |
| Olmesartan/Hydrochlorothiazidebrand: Olmesartan-Hydrochlorothiazide | 37 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-02
- Last updated
- 2010-12-06
Frequently asked questions
- What is Frances Wallach's NPI number?
- Frances Wallach's National Provider Identifier (NPI) is 1255360087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frances Wallach's specialty?
- Frances Wallach is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Frances Wallach located?
- Frances Wallach's practice location on file with NPPES is One Gustave L. Levy Place, New York, NY 10029.
- What is Frances Wallach's phone number?
- The practice phone number listed in the NPPES registry for Frances Wallach is (212) 241-6741.
- Does Frances Wallach accept Medicare?
- Frances Wallach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frances Wallach's NPI active?
- Yes — Frances Wallach's NPI (1255360087) is active in the NPPES registry as of the last update on 2010-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.