Provider Profile
Teresa Callahan, PA-C
Unclaimed ProfileAbout Teresa Callahan
Teresa Callahan, PA-C is a physician assistant practicing in Portsmouth, NH. Medicare claims data shows Teresa provided 786 services to 649 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein for collection of blood sample, and blood test, comprehensive group of blood chemicals. This provider record is associated with NPI 1699715649.
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
- (603) 431-5154
- Email not available
Practice Locations
161 CORPORATE DR
Portsmouth, NH 03801
Procedures Most Often Billed to Medicare
786 services · 649 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
122 | More often than most peers in Physician Assistant |
| Influenza vaccine, trivalent derived from recombinant dna | Treatment | 90673 |
18 | As often as other peers in Physician Assistant |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
16 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
154 | More often than most peers in Physician Assistant |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
64 | More often than most peers in Physician Assistant |
| Blood test, lipids (cholesterol and triglycerides) | Lab test | 80061 |
63 | More often than most peers in Physician Assistant |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
59 | More often than most peers in Physician Assistant |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
53 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
41 | As often as other peers in Physician Assistant |
| Hemoglobin a1c level | Lab test | 83036 |
31 | As often as other peers in Physician Assistant |
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.
Other physician assistants at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 — 30 related providers in 4 groups
Other physician assistants in Portsmouth 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 6
Providers in NH who bill this service to Medicare most often.
Common questions
What is Teresa Callahan's specialty?
Teresa Callahan is a physician assistant in Portsmouth, NH. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Teresa Callahan?
Teresa Callahan is listed at 161 Corporate Dr, Portsmouth, NH 03801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Teresa Callahan?
The number on file is (603) 431-5154. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Teresa Callahan?
Teresa Callahan's National Provider Identifier is 1699715649. 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
What is Teresa Callahan's education?
Teresa Callahan attended Other, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Teresa Callahan have?
Teresa Callahan has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What is Teresa Callahan known for?
According to Medicare billing data, Teresa Callahan performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine, trivalent derived from recombinant dna and pneumococcal conjugate vaccine, 20 valent , for intramuscular use, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Teresa Callahan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Teresa Callahan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.