MR. DOUGLAS JON HAMSHER PA-C
NPI 1225200025
Physician Assistant - Medical in St Michaels, MD
NPI Status: Active since April 01, 2008
Contact Information
933 S TALBOT ST STE 4
ST MICHAELS, MD
ZIP 21663
Phone: (410) 745-0200
Fax: (833) 908-2281
- Individual
- Male
- Physician Assistant
- Medical
- PECOS Enrolled
About DOUGLAS HAMSHER
This page provides the complete NPI Profile along with additional information for Douglas Hamsher, a primary care provider established in St Michaels, Maryland with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1225200025 assigned on April 2008. The practitioner's primary taxonomy code is 363AM0700X with license number C03779 (MD). The provider is registered as an individual and his NPI record was last updated 6 years ago.
- NPI
- 1225200025
- Provider Name
- MR. DOUGLAS JON HAMSHER PA-C
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 933 S TALBOT ST STE 4 ST MICHAELS, MD 21663
- Location Phone
- (410) 745-0200
- Location Fax
- (833) 908-2281
- Mailing Address
- 933 S TALBOT ST STE 4 ST MICHAELS, MD 21663
- Mailing Phone
- (410) 745-0200
- Mailing Fax
- (833) 908-2281
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-01-2008
- Last Update Date
- 10-29-2020
- Code Navigator
A primary care provider (PCP) like Douglas Hamsher sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Physician Assistant Medical
- Taxonomy Code
- 363AM0700X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- C03779
- License State
- MD
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 363AM0700X | Physician Assistants & Advanced Practice Nursing Providers | Physician Assistant | MA051417 (PA) |
Medicare Participation & PECOS Enrollment Status
Douglas Hamsher is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Provider Referred Orders for Durable Medical Equipment, Devices & Supplies
The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.
Durable Medical Equipment
DME-Other DME (DE017N)
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)
12 DME suppliers used 71 Medicare Claims 167 Services Paid
DME-Medical/Surgical Supplies (DA000N)
Lancets, per box of 100 (HCPCS:A4259)
9 DME suppliers used 32 Medicare Claims 35 Services Paid
DME-Oxygen and Supplies (DC000N)
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)
2 DME suppliers used 15 Medicare Claims 16 Services Paid
DME-Oxygen and Supplies (DC002N)
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)
4 DME suppliers used 39 Medicare Claims 40 Services Paid
DME-Other DME (DE017N)
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service (HCPCS:K0553)
6 DME suppliers used 29 Medicare Claims 29 Services Paid
Reviews for MR. DOUGLAS JON HAMSHER PA-C
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1225200025, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 45. The final step is to find the difference between that total and the next multiple of ten (50 - 45 = 5).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 45 is 50. The difference is the calculated check digit.
Other Providers at the Same Location
The following 7 providers are registered at the same or a nearby location.
ST MICHAELS, MD 21663
ST MICHAELS, MD 21663
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225200025, enumerated as an "individual" on April 01, 2008.
The provider is located at 933 S TALBOT ST STE 4 ST MICHAELS, MD 21663 and the phone number is (410) 745-0200.
Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.
