John Rayher, DDS, MD
NPI 1427243435 · Oral & Maxillofacial Surgery (D.M.D.) · San Francisco, CA
John Rayher, DDS, MD is a Oral & Maxillofacial Surgery (D.M.D.) provider in San Francisco, CA (NPI 1427243435).
Provider details
- NPI number
- 1427243435
- Entity type
- Individual
- Primary specialty
- Oral & Maxillofacial Surgery (D.M.D.)Allopathic & Osteopathic Physicians
- Credential
- DDS, MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A97310 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin | 237 | 209 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 188 | 167 |
| Ibuprofen | 183 | 166 |
| Chlorhexidine Gluconate | 167 | 153 |
| Azithromycin | 47 | 39 |
| Cephalexin | 29 | 26 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 15 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$132 across 4 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
- 2007-09-12
- Last updated
- 2008-06-10
Frequently asked questions
- What is John Rayher's NPI number?
- John Rayher's National Provider Identifier (NPI) is 1427243435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Rayher's specialty?
- John Rayher is listed in the NPPES registry with a primary specialty of Oral & Maxillofacial Surgery (D.M.D.) (Allopathic & Osteopathic Physicians).
- Where is John Rayher located?
- John Rayher's practice location on file with NPPES is 490 Post St, San Francisco, CA 94102-1401.
- What is John Rayher's phone number?
- The practice phone number listed in the NPPES registry for John Rayher is (415) 397-1400.
- Is John Rayher's NPI active?
- Yes — John Rayher's NPI (1427243435) is active in the NPPES registry as of the last update on 2008-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.