William Bloom, DDS
NPI 1215950100 · Oral & Maxillofacial Surgery (D.M.D.) · Warren, MI
Enrolled with Medicare as Practitioner - Maxillofacial Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Bloom, DDS is a Oral & Maxillofacial Surgery (D.M.D.) provider in Warren, MI (NPI 1215950100).
Provider details
- NPI number
- 1215950100
- Entity type
- Individual
- Primary specialty
- Oral & Maxillofacial Surgery (D.M.D.)Allopathic & Osteopathic Physicians
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 2901010395 (MI)
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
20 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
42 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 24 | $84 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 18 | $136 |
Typical Medicare-allowed amounts for these services range $84–$136 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Bloom's NPI number?
- William Bloom's National Provider Identifier (NPI) is 1215950100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Bloom's specialty?
- William Bloom is listed in the NPPES registry with a primary specialty of Oral & Maxillofacial Surgery (D.M.D.) (Allopathic & Osteopathic Physicians).
- Where is William Bloom located?
- William Bloom's practice location on file with NPPES is 11300 East Thirteen Mile Road, Warren, MI 48093.
- What is William Bloom's phone number?
- The practice phone number listed in the NPPES registry for William Bloom is (586) 573-7777.
- Does William Bloom accept Medicare?
- William Bloom is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Bloom's NPI active?
- Yes — William Bloom's NPI (1215950100) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.