Giac Dang, D.M.D
NPI 1033497821 · Periodontics · Boston, MA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Giac Dang, D.M.D is a Periodontics provider in Boston, MA (NPI 1033497821).
Provider details
- NPI number
- 1033497821
- Entity type
- Individual
- Primary specialty
- PeriodonticsDental Providers
- Credential
- D.M.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- DN1855796 (MA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
14 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Chlorhexidine Gluconate | 258 | 176 |
| Amoxicillin | 244 | 195 |
| Ibuprofen | 171 | 128 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 47 | 46 |
| Azithromycin | 35 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 21 | 20 |
| Clindamycin Hcl | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$198 across 5 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
- 2011-07-27
- Last updated
- 2011-07-27
Frequently asked questions
- What is Giac Dang's NPI number?
- Giac Dang's National Provider Identifier (NPI) is 1033497821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Giac Dang's specialty?
- Giac Dang is listed in the NPPES registry with a primary specialty of Periodontics (Dental Providers).
- Where is Giac Dang located?
- Giac Dang's practice location on file with NPPES is 1 Kneeland St, Boston, MA 02111-1527.
- What is Giac Dang's phone number?
- The practice phone number listed in the NPPES registry for Giac Dang is (617) 636-6531.
- Does Giac Dang accept Medicare?
- Giac Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Giac Dang's NPI active?
- Yes — Giac Dang's NPI (1033497821) is active in the NPPES registry as of the last update on 2011-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.