William Mayer, M.D
NPI 1518963941 · Family Medicine Physician · Broadalbin, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Mayer, M.D is a Family Medicine Physician provider in Broadalbin, NY (NPI 1518963941).
Provider details
- NPI number
- 1518963941
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 157825 (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
21 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
80 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 56 | $92 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 24 | $118 |
Typical Medicare-allowed amounts for these services range $92–$118 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 137 | 47 |
| Atorvastatin Calcium | 122 | 49 |
| Amlodipine Besylate | 115 | 42 |
| Irbesartan | 112 | 38 |
| Lisinopril | 111 | 44 |
| Rosuvastatin Calcium | 107 | 43 |
| Omeprazole | 107 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-21
- Last updated
- 2011-12-16
Frequently asked questions
- What is William Mayer's NPI number?
- William Mayer's National Provider Identifier (NPI) is 1518963941, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mayer's specialty?
- William Mayer is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Mayer located?
- William Mayer's practice location on file with NPPES is 3768 St Hwy 30, Broadalbin, NY 12025.
- What is William Mayer's phone number?
- The practice phone number listed in the NPPES registry for William Mayer is (518) 883-3121.
- Does William Mayer accept Medicare?
- William Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Mayer's NPI active?
- Yes — William Mayer's NPI (1518963941) is active in the NPPES registry as of the last update on 2011-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.