NPI Details
Mark A Castellaw, MD is an internal medicine in Germantown, TN with 45 years of experience. The provider is a physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs. Mark A Castellaw, MD NPI is 1114928793. The provider is registered as an individual entity type.
The NPPES NPI record indicates the provider is a male.
The provider's business location address is:
8040 WOLF RIVER BOULEVARD
SUITE 200
GERMANTOWN, TN
ZIP 38138-775
Phone: (901) 726-0200
Fax: (901) 278-3050
The NPI 1114928793 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.
The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.
- Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
- Insertion of needle into vein for collection of blood sample (HCPCS:36415)
- Blood test, lipids (cholesterol and triglycerides) (HCPCS:80061)
- Vitamin d-3 level (HCPCS:82306)
- Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
- Blood test, basic group of blood chemicals (calcium, total) (HCPCS:80048)
- Blood test, thyroid stimulating hormone (tsh) (HCPCS:84443)
- Blood test, comprehensive group of blood chemicals (HCPCS:80053)
- Creatine kinase (cardiac enzyme) level, total (HCPCS:82550)
- Liver function blood test panel (HCPCS:80076)
- X-ray of chest, 2 views (HCPCS:71046)
- Automated urinalysis test (HCPCS:81003)
- Injection, dexamethasone sodium phosphate, 1 mg (HCPCS:J1100)
- Hemoglobin a1c level (HCPCS:83036)
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS:G0439)
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS:99490)
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS:93000)
- Cyanocobalamin (vitamin b-12) level (HCPCS:82607)
- Iron level (HCPCS:83540)
- Injection of drug or substance under skin or into muscle (HCPCS:96372)
- Ferritin (blood protein) level (HCPCS:82728)
- Prostate cancer screening; prostate specific antigen test (psa) (HCPCS:G0103)
- Manual urinalysis test with examination using microscope, automated (HCPCS:81001)
- Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg (HCPCS:J3420)
- Injection, regadenoson, 0.1 mg (HCPCS:J2785)
- Administration of influenza virus vaccine (HCPCS:G0008)
- Influenza vaccine split virus, preservative free (HCPCS:90662)
- Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
- Complete ultrasound scan behind abdominal cavity (HCPCS:76770)
- Ct scan head or brain without contrast (HCPCS:70450)
- Uric acid level, blood (HCPCS:84550)
- Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
- Ct scan of heart with evaluation of blood vessel calcium (HCPCS:75571)
- X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
- Ct scan of abdomen and pelvis without contrast (HCPCS:74176)
- Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician (HCPCS:93015)
- X-ray of paranasal sinus, minimum of 3 views (HCPCS:70220)
- Ct scan of chest without contrast (HCPCS:71250)
- Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS:99439)
- X-ray of shoulder, minimum of 2 views (HCPCS:73030)
- Red blood cell sedimentation rate, to detect inflammation, automated (HCPCS:85652)
- Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS:78452)
- Creatinine level to test for kidney function or muscle injury (HCPCS:82570)
- Urine microalbumin (protein) analysis (HCPCS:82044)
- X-ray of hip, 2-3 views (HCPCS:73502)
- Psa (prostate specific antigen) measurement, total (HCPCS:84153)
- New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
- Ultrasound scan of head and neck soft tissue (HCPCS:76536)
- Complete ultrasound scan of abdomen (HCPCS:76700)
- X-ray of knee, 3 views (HCPCS:73562)
- Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment (HCPCS:G0402)
- Limited ultrasound scan of abdomen (HCPCS:76705)
- X-ray of hand, minimum of 3 views (HCPCS:73130)
- Bilirubin level, direct (HCPCS:82248)
- Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit (HCPCS:G0438)
- Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)
- Lipase (fat enzyme) level (HCPCS:83690)
- Amylase (enzyme) level (HCPCS:82150)
- X-ray of foot, minimum of 3 views (HCPCS:73630)
- Magnesium level (HCPCS:83735)
- Natriuretic peptide (heart and blood vessel protein) level (HCPCS:83880)
- Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report (HCPCS:G0403)
- Administration of pneumococcal vaccine (HCPCS:G0009)
- Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS:93970)
- X-ray of upper spine, 2-3 views (HCPCS:72040)
- Pneumococcal vaccine, 23-valent (HCPCS:90732)
- Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b (HCPCS:87636)
- X-ray of upper spine, 4-5 views (HCPCS:72050)
- Stool analysis for blood to screen for colon tumors (HCPCS:82270)
- Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS:87635)
- Ct scan of abdomen before and after contrast (HCPCS:74170)
The enumeration date for this NPI number is 8/9/2005 and was last updated on 10/25/2016.
Taxonomy Codes
The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:
| No. |
Taxonomy Code |
Taxonomy Clasification |
Taxonomy Specialization |
License Number |
License State |
Primary |
| 1 | 207R00000X | Internal Medicine | | 14060 | TENNESSEE | Yes |
Other Identifiers
The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.
| No. |
Other Provider Identifier |
Other Provider Identifier Type |
Other Provider Identifier State |
Other Provider Identifier Issuer |
| 1 | B04474 | MEDICARE UPIN | TENNESSEE | |
| 2 | 319551 | MEDICARE UPIN | TENNESSEE | |