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Charles Hartz, MD
NPI 1609807817 · Hematology & Oncology Physician · Bangor, ME
Charles Hartz, MD is a Hematology & Oncology Physician provider in Bangor, ME (NPI 1609807817).
Provider details
- NPI number
- 1609807817
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 011475 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
489 State St
Bangor, ME 04401-6616
Phone: (207) 973-7000
Fax: (207) 973-5042
Street-level locationGet directions
Mailing address
43 Whiting Hill Rd
Brewer, ME 04412-1005
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2008-03-14
Frequently asked questions
- What is Charles Hartz's NPI number?
- Charles Hartz's National Provider Identifier (NPI) is 1609807817, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Hartz's specialty?
- Charles Hartz is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Hartz located?
- Charles Hartz's practice location on file with NPPES is 489 State St, Bangor, ME 04401-6616.
- What is Charles Hartz's phone number?
- The practice phone number listed in the NPPES registry for Charles Hartz is (207) 973-7000.
- Is Charles Hartz's NPI active?
- Yes — Charles Hartz's NPI (1609807817) is active in the NPPES registry as of the last update on 2008-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.