Active NPI 1184853186 Individual Practitioner Female Practitioner

Dr. Maria Elaine Ramos , DO

Internal Medicine • Tulsa, OK

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Maria Ramos, DO is a certified Internal Medicine practicing in Tulsa, OK. With approximately 18 years of clinical experience since graduating from Oklahoma State University College Of Osteopathic Medicine in 2008, Dr. Ramos delivers high-quality medical care to the local community at 635 W 11TH ST.

Dr. Ramos is affiliated with Choctaw Nation Of Oklahoma and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, hospital discharge day management. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

635 W 11th St

Tulsa, OK 741279014

Telephone 9183825064

Fax 9183823589

Associated Practice Facility / Clinic

🏢 Osu College Health Sciences Facility NPI 1588818447

Medicare Profile & Education

Medical School

Oklahoma State University College Of Osteopathic Medicine

Graduation Year

2008

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Tulsa, OK

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

18 Yrs -2.0 yrs vs City Avg

City Avg: 20.0 Yrs

State Avg: 26.0 Yrs

Regional Practice Density

326 Specialists

Practicing in Tulsa, OK (1179 Statewide)

Telehealth Adoption Rate

19.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

76.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ramos (18 Years) 18 Yrs

Tulsa Specialty Average (20.0 Years) 20.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	96	38	$317.19	$73.22
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	62	32	$390.38	$90.68
99238 Hospital discharge day management, 30 minutes or less	53	50	$323.96	$75.05
99213 Established patient office or other outpatient visit, typically 15 minutes	34	26	$264.32	$61.46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	28	$521.87	$121.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	151	54	$210.42	$75.03
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	64	28	$237.79	$93.13
99238 Hospital discharge day management, 30 minutes or less	50	46	$216.36	$75.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	45	45	$395.99	$124.42
99213 Established patient office or other outpatient visit, typically 15 minutes	16	11	$152.46	$62.98
99239 Hospital discharge day management, more than 30 minutes	16	16	$305.00	$109.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	162	49	$206.00	$68.60
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	114	83	$222.00	$95.16
99213 Established patient office or other outpatient visit, typically 15 minutes	41	38	$145.00	$64.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	30	29	$387.00	$126.41
99238 Hospital discharge day management, 30 minutes or less	27	26	$207.00	$68.56
99239 Hospital discharge day management, more than 30 minutes	22	20	$305.00	$100.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	125	47	$206.00	$69.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	113	91	$221.41	$96.10
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	31	25	$314.00	$142.12
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	29	27	$387.00	$130.94
99213 Established patient office or other outpatient visit, typically 15 minutes	28	25	$143.18	$65.45
99238 Hospital discharge day management, 30 minutes or less	28	24	$207.00	$69.11
99239 Hospital discharge day management, more than 30 minutes	26	26	$305.00	$101.93
99219 Hospital observation care, typically 50 minutes	13	13	$385.00	$129.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	130	51	$206.00	$71.55
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	57	26	$222.00	$77.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	30	30	$387.00	$136.33
99238 Hospital discharge day management, 30 minutes or less	27	27	$207.00	$71.59
99213 Established patient office or other outpatient visit, typically 15 minutes	21	17	$145.00	$48.67
99239 Hospital discharge day management, more than 30 minutes	19	19	$305.00	$105.33
99219 Hospital observation care, typically 50 minutes	13	13	$385.00	$134.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	114	90	$220.00	$70.03
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	47	25	$196.23	$71.38
99213 Established patient office or other outpatient visit, typically 15 minutes	45	32	$145.00	$50.12
36415 Insertion of needle into vein for collection of blood sample	40	40	$21.00	$2.87
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	23	$222.00	$77.28
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	33	31	$215.00	$42.40
99239 Hospital discharge day management, more than 30 minutes	21	20	$286.67	$104.52
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	17	17	$220.00	$102.72
99217 Hospital observation care on day of discharge	15	15	$189.33	$71.25
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$379.73	$127.68
99219 Hospital observation care, typically 50 minutes	13	13	$355.77	$133.38
99238 Hospital discharge day management, 30 minutes or less	11	11	$192.82	$65.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	440	184	$169.56	$68.05
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	140	86	$155.61	$40.70
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	100	67	$218.48	$101.15
36415 Insertion of needle into vein for collection of blood sample	58	50	$21.00	$2.90
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	56	45	$141.07	$70.64
99239 Hospital discharge day management, more than 30 minutes	56	54	$251.82	$102.04
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	53	53	$426.58	$192.32
G0008 Administration of influenza virus vaccine	45	44	$40.00	$18.90
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	44	44	$45.00	$18.23
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	43	43	$356.00	$162.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	41	41	$217.71	$100.49
99217 Hospital observation care on day of discharge	30	30	$154.77	$68.12
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	29	17	$93.00	$39.07
99495 Transitional care management services for problem of at least moderate complexity	26	23	$344.00	$154.89
G0009 Administration of pneumococcal vaccine	26	26	$33.92	$18.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	20	$275.00	$102.11
83036 Hemoglobin A1C level	18	16	$30.00	$11.75
99220 Hospital observation care, typically 70 minutes	17	17	$389.06	$180.74
81003 Automated urinalysis test	17	17	$21.00	$2.55
90670 Pneumococcal vaccine for injection into muscle	15	15	$279.00	$199.38
99219 Hospital observation care, typically 50 minutes	11	11	$286.73	$132.16
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	11	11	$118.00	$50.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	742	287	$102.66	$65.89
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	128	101	$67.09	$38.47
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	92	72	$207.99	$98.44
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	76	58	$218.13	$97.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	60	60	$208.70	$97.62
36415 Insertion of needle into vein for collection of blood sample	54	48	$20.56	$2.94
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	46	21	$92.65	$37.36
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	46	40	$143.91	$68.57
99239 Hospital discharge day management, more than 30 minutes	38	37	$255.47	$93.52
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	36	35	$426.97	$183.94
G0008 Administration of influenza virus vaccine	26	26	$39.69	$23.05
Q2037 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)	24	24	$45.00	$17.34
99217 Hospital observation care on day of discharge	24	24	$154.58	$68.31
87804 Detection test by immunoassay with direct visual observation for influenza virus	21	11	$35.29	$16.11
81003 Automated urinalysis test	20	19	$20.65	$3.02
G0009 Administration of pneumococcal vaccine	17	17	$33.29	$23.05
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	16	15	$117.38	$48.87
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$286.57	$129.91
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$232.71	$150.75
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	13	12	$33.38	$22.41
90670 Pneumococcal vaccine for injection into muscle	13	13	$276.35	$186.17
83036 Hemoglobin A1C level	13	13	$29.54	$10.72
99220 Hospital observation care, typically 70 minutes	11	11	$389.64	$173.96
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$142.73	$68.65

Medical Specialties & State Licenses

CMS Verified: 2026-05-13

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License OK 4801

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.

Hospital & Practice Group Affiliations

Choctaw Nation Of Oklahoma

One Choctaw Way, Talihina, OK 745712022

Choctaw Nation Of Oklahoma

1 Choctaw Way, Talihina, OK 745712022

Phone: 9185677000

Choctaw Nation Of Oklahoma

410 N M St, Hugo, OK 747431820

Phone: 9185677000

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

18 Associated Practitioners

Dr. Paul Rock , DO

Internal Medicine

NPI 1053371682