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Edit this profileWhere to find Daniel J. Herr, MD
- Portland location main office
22 Bramhall St, Portland, ME 04102 - Westbrook location
11 Rock Row Ste 320, Westbrook, ME 04092 - Westbrook location
11 Rock Row Ste 120, Westbrook, ME 04092 - Westbrook location
11 Rock Row Ste 150, Westbrook, ME 04092 - Westbrook location
15 Rock Row Ste 110, Westbrook, ME 04092
About Dr. Herr
Daniel J. Herr, MD practices radiation oncology in Portland, ME. Daniel is a 2019 graduate of Medical University of South Carolina College of Medicine. According to Medicare claims data, Daniel cared for 272 Medicare patients across 621 services. The services billed most often include ct guidance for insertion of radiation therapy fields, radiation treatment management, 5 treatment sessions, and calculation of radiation therapy dose. The provider's National Provider Identifier (NPI) is 1174083208.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (207) 662-2526
- Email not available
Practice Locations
22 BRAMHALL ST
Portland, ME 04102
11 Rock Row Ste 320
Westbrook, ME 04092
11 Rock Row Ste 120
Westbrook, ME 04092
11 Rock Row Ste 150
Westbrook, ME 04092
15 Rock Row Ste 110
Westbrook, ME 04092
Conditions Commonly Evaluated or Treated
Within Radiation Oncology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Benign condition
Blood and lymph cancer
Bone cancer
Brain tumors
Cancer emergencies
Chest cancer
Endocrine cancer
Eye cancer
Eye conditions
Foot conditions
Gastrointestinal cancer
- Anal cancer
- Bile duct cancer
- Colon cancer
- Esophageal cancer
- Gallbladder cancer
- Liver cancer
- Pancreatic cancer
- Stomach cancer
Gynecologic cancer
Head & neck cancer
Head and neck cancer
Metastatic cancer
Neurologic condition
Orthopedic conditions
Sarcoma
Skin cancer
Thoracic cancer
Urologic cancer
Vascular conditions
Procedures & services
Most searched procedures
Advanced radiation
Benign treatment
Brain radiation
Cancer treatment
Central nervous system
Consultation
External radiation
- Electron beam therapy
- Image-guided radiation (IGRT)
- IMRT (Targeted intensity radiation)
- RapidArc / VMAT radiation
- Total body irradiation (TBI)
Eye cancer treatment
Follow-up care
Heart treatments
Internal radiation
Pain and symptom relief
Particle therapy
Precision radiation
- Adaptive radiation therapy
- Heart-sparing breath hold radiation (DIBH)
- Spine radiosurgery
- Stereotactic body radiation (SBRT)
- Stereotactic radiosurgery (SRS)
- Tattoo-free radiation
Prostate cancer treatment
Prostate protection
Radiation therapy
Skin cancer treatment
Skin lymphoma treatment
Specialized radiation
Targeted isotopes
Targeted radiation drugs
Treatment planning
Procedures Most Often Billed to Medicare
621 services · 272 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
291 | Less often than most peers in Radiation Oncology |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
82 | Less often than most peers in Radiation Oncology |
| Calculation of radiation therapy dose | Imaging | 77300 |
53 | Less often than most peers in Radiation Oncology |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
32 | Less often than most peers in Radiation Oncology |
| Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | Imaging | 77290 |
32 | As often as other peers in Radiation Oncology |
| Complex radiation therapy planning | Imaging | 77263 |
32 | Less often than most peers in Radiation Oncology |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
20 | Less often than most peers in Radiation Oncology |
| High precision radiation therapy planning | Imaging | 77301 |
16 | Less often than most peers in Radiation Oncology |
| Design and construction of simple radiation treatment device | Imaging | 77332 |
13 | Less often than most peers in Radiation Oncology |
| Special radiation treatment | Imaging | 77470 |
12 | Less often than most peers in Radiation Oncology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other radiation oncologists in Portland 8
Same specialty, same city.
Trained at Medical University of South Carolina College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2019 at Medical University of South Carolina College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Ct guidance for insertion of radiation therapy fields 7
Providers in ME who bill this service to Medicare most often.
Common questions
What does Dr. Herr specialize in?
Dr. Herr is a radiation oncologist in Portland, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
Where is Dr. Herr located?
Dr. Herr is listed at 22 Bramhall St, Portland, ME 04102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Herr's phone number?
The number on file is (207) 662-2526. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Herr's NPI number?
Dr. Herr's National Provider Identifier is 1174083208. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Herr go to medical school?
Dr. Herr attended Medical University of South Carolina College of Medicine, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Herr been practicing?
Dr. Herr has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Herr do most often?
According to Medicare billing data, Dr. Herr performs imaging including ct guidance for insertion of radiation therapy fields and radiation treatment management, 5 treatment sessions, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Herr confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Herr. If this is you, claiming it is free.
Guide.md
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