Physician Profile
Unclaimed ProfileAbout CALNAN
Daniel Richard Calnan, M.D. practises neurosurgery in Lancaster, PA. Daniel is a 2014 graduate of Tufts University School of Medicine. Daniel is also listed as specialising in neurological surgery. According to Medicare claims data, Daniel cared for 231 Medicare patients across 285 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Calnan specialise in?
Dr. Calnan is a neurosurgery in Lancaster, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEUROSURGERY”.
NPI registry
Where is Dr. Calnan located?
Dr. Calnan is listed at 1671 CROOKED OAK DR, Lancaster, PA 17601. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Calnan's phone number?
The number on file is (650) 796-2336. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Calnan's NPI number?
Dr. Calnan's National Provider Identifier is 1710397492. 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. Calnan go to medical school?
Dr. Calnan attended Tufts University School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Calnan been practising?
Dr. Calnan has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Calnan do most often?
According to Medicare billing data, Dr. Calnan performs procedures including insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist, insertion of tube into brain artery for diagnosis or treatment with review by radiologist and insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist; reads or performs imaging such as ultrasonic guidance for blood vessel access; provides treatments such as use of a drug to induce depression of consciousness by physician performing a procedure , initial 15 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Calnan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Calnan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (650) 796-2336
- Email not available
Practice Locations
1671 CROOKED OAK DR
Lancaster, PA 17601
Procedures Most Often Billed to Medicare
285 services · 231 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist | Procedure | 36224 |
22 |
| Insertion of tube into brain artery for diagnosis or treatment with review by radiologist | Procedure | 36226 |
19 |
| Insertion of tube into intracranial artery for diagnosis or treatment with review by radiologist | Procedure | 36223 |
15 |
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
27 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
26 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
96 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
23 |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
20 |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
19 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
18 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other neurosurgery specialists at this location 6
Same specialty, same street address — most likely the same department or group.
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.
More connections — 24 related providers in 3 groups
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist 8
Providers in PA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.